Questions Asked on
March 13, 2013

PreAlgebra
1) Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,256 ft2 b. 4,189 ft2 c. 1,089 ft2 d. 1,568 ft2 2) Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number. a. 1,257 ft3
asked by Alexa 
~*Math Probability*~
Which expression would you use to figure out the number of ways you can arrange the letters in the word equation? (1 point) 8! 8P4 4P8 4! Five friends are having their picture taken. How many ways can the photographer arrange the friends in a row? (1
asked by Student 
Algebra
Which radical expression is in simplified form? a.11y/sq rt 3 b.sq rt 6/5y c. sq rt 17/sq rt 4 d.sq rt 25/81 I think it might be B...not positive though...?
asked by Cassie 
Algebra 2
What are the mean, variance, and standard deviation of these values? Round to the nearest 10th. 92, 97, 53, 90, 95, 98
asked by Lea 
geometry
A right triangle prism has a volume of 2 cubic inches. A second right triangle prism is similar to the first one and has a volume of 128 cubic inches. A. What is the scale factor to go from the first prism to the second? B. What is the scale factor to go
asked by Yvonne 
Algebra 2
Susan keeps track of the number of tickets sold for each play presented at the community theater. Within how many standard deviations of th mean do all the values fall? 135, 71, 69, 80, 158, 152, 161, 96, 122, 118, 87, 85. 3 4 5 2
asked by Lea 
Chemistry
Consider a solution that contains both C6H5NH2 and C6H5NH3+. Calculate the ratio [C6H5NH2]/[C6H5NH3+] if the solution has the following pH values. (Assume that the solution is at 25°C.) (a) pH = 4.70 (b) pH = 5.26 (c) pH = 5.42 (d) pH = 4.96
asked by Margaret 
Chem 1
The forensic technician at a crime scene has just prepared a luminol stock solution by adding 15.0g of luminol into a total volume of 75.0 \rm mL of \rm H_2O. What is the molarity of the stock solution of luminol? 1.13M Before investigating the scene, the
asked by Chris 
7th Grade Math
Stacy has a spinner (14) and a number cube (16). After spinning and rolling the number cube, she will add the two numbers. What is the probability that the sum of the numbers from the spinner and number cube will be 3 or 4?
asked by Cassidy 
Algebra
A gardener is mowing a 20 by 40 yard rectangular pasture using a diagonal pattern. He mows from one corner of the pasture to the corner diagonally opposite. What is the length of this pass with the mower? Give your answer in simplified form. A.10 sq rt 20
asked by Cassie 
biology
when robert hooke observed cork through his compound microscope , all that he could see were empty chambers. why were hooke's chambers empty
asked by idk 
calculus
a) If x3 + y3  xy2 = 5, find dy/dx. (b) Using your answer to part (a), make a table of approximate yvalues of points on the curve near x = 1, y = 2. Include x = 0.96, 0.98, 1, 1.02, 1.04. (c) Find the yvalue for x = 0.96 by substituting x = 0.96 in the
asked by Anonymous 
Chemistry Lab
A student who is performing this experiment pours an 8.50mL sample of saturated borax solution into a 10mL graduated cylinder after the borax has cooled to a certain temperature, T. The student rinses the sample into a small beaker using distilled water,
asked by ConfusedStudent 
Physics
A ball with a mass of 0.50 kilograms is moving at a speed of 1.8 meters/second along the positive xaxis. It collides with another ball of the same mass travelling at a speed of 2.0 meters/second toward the positive yaxis. Both balls then start moving
asked by fredrick 
Physics
What is the momentum of a 1.5 × 103 kilogram van that is moving at a velocity of 32 meters/second? A. 46.9 kilogram meters/second B. 4.7 × 103 kilogram meters/second C. 4.85 × 102 kilogram meters/second D. 4.85 × 104 kilogram meters/second
asked by fredrick 
College physics
A toroidal solenoid has a mean radius of 8.00cm and a crosssectional area of 4.80cm^2 and is wound uniformly with 90.0 turns. A second coil with 500 turns is wound uniformly on top of the first What is the mutual inductance of these coils?
asked by Anonymous 
Algebra
what is the simplified form of 3sq rt 5c * sq rt 15c^3? A.15c^2 sq rt 3 B.6c^2 sq rt 5 c.5c^2 sq rt 3 d.12c^4sq rt 5 I think it is A...?
asked by Cassie 
quick math
A patio measures 12 feet by 14 feet. How many 8inchsquare paving stones are needed to pave the patio? A. 21 B. 252 C. 378 D. 168 my answer is B, but the right answer is C? can someone explain that to me thanks
asked by mathlab 
Chemistry
2AgNO3 + BaCl2 > 2AgCl + Ba(NO3)2 How many grams of sliver chloride are produced from 5.0g of sliver nitrate reacting with an excess of barium chloride?
asked by Christie 
Statistics
Direct mail advertisers send solicitations (a.k.a. "junk mail") to thousands of potential customers in the hope that some will buy the company's product. The response rate is usually quite low. Suppose a company wants to test the response to a new flyer,
asked by MeSue 
Physics
Before a collision, the xmomentum of an object is 8.0 × 103 kilogram meters/second, and its ymomentum is 1.2 × 104 kilogram meters/second. What is the magnitude of its total momentum after the collision? A. 1.4 × 104 kilogram meters/second B. 2.0 ×
asked by fredrick 
Math
Sam ate 1/4 of the pizza. If the pizza has 8 slices, how many slices are left?
asked by Kim 
Physics
A mass spectrometer is used to examine the isotopes of uranium. Ions emerge from the velocity selector at a speed of 3.00 x 10^5 m/s and enter a uniform magnetic field of 0.600 T directed perpendicularly to the velocity of the ions. What is the distance
asked by John 
PreAlgebra
For numbers 1–3, find the indicated measurement of the figure described. Use 3.14 for (pi) and round to the nearest whole number. 1) Find the surface area of a sphere with a radius of 8 cm. a. 268 cm2 b. 804 cm2 c. 2,144 cm2 d. 201 cm2 2) Find the
asked by Selena 
Chemistry
Consider the titration of 100.0 mL of 0.260 M propanoic acid (Ka = 1.310−5) with 0.130 M KOH. Calculate the pH of the resulting solution after each of the following volumes of KOH has been added. (Assume that all solutions are at 25°C.) (a) 0.0 mL (b)
asked by Margaret 
physics
1. A force of 720 N stretches a certain spring a distance of 15 cm. What is its force constant? If a 60kg mass is hang on it, how far will it stretch?
asked by 4a 
physics
Pete slides a crate up a ramp at an angle of 27◦ by exerting a 242 N force parallel to the ramp. The crate moves at a constant speed. The coeﬃcient of friction is 0.4. How much work did Pete do when the crate was raised a vertical distance of 2.22 m?
asked by Anonymous 
trig
cos è = 0.9659 A = ? H = 20
asked by ben 
physical science
What difference is there between the downward velocities of the skydiver who jumped out of the helicopter (with no forward velocity) and the one who jumped out of a plane (with a forward velocity of 40 m/s)?
asked by cianaa 
Chemistry
ou are given the following data. S(s) + 3/2 O2(g) → SO3(g) ΔH = 395.2 kJ 2 SO2(g) + O2(g) → 2 SO3(g) ΔH = 198.2 kJ Calculate ΔH for the reaction below. S(s) + O2(g) → SO2(g)
asked by Jen 
Chemistry
N2 + 3H2 > 2NH3 how many grams of ammonia is produced in the reaction?
asked by Christie 
Physics
Mason lifts a box off the ground and places it in a car that is 0.50 meters high. If he applies a force of 8.0 newtons to lift this suitcase, what is the work done? A. 0 joules B. 4.0 joules C. 4.0 × 101 joules D. 4.0 × 102 joules
asked by fredrick 
Art
Art to inspire hope is called A.spiritual art. B.watercolor art. C.celebration art. D.western art. I can't decide between A and C...and I can't find it in the book anywhere. Help
asked by Cassie 
Business Stats
In a recent survey in a Statistics class, it was determined that only 60% of the students attend class on Fridays. From past data it was noted that 98% of those who went to class on Fridays pass the course, while only 20% of those who did not go to class
asked by Jada 
College Physics
A 22 μF capacitor and a 5.20 mH inductor are connected in series with an open switch. The capacitor is initially charged to 6.70 μC. What is the angular frequency of the charge oscillations in the capacitor after the switch is closed? W = _____ rad/s
asked by Anonymous 
Physics 11th grade 'Heat'
1) Nova, whose mass is 50.0 kg, stays out skiing for too long and her body temperature drops by 2.00 degree celsius . What is the amount of heat lost from Nova's body? (cHuman body= 3470 J/kg degre celcius) 2) Phoebe's insulated foam cup is filled with
asked by Isis 
Physics
A certain coaxial cable consists of a copper wire, radius a , surrounded by a concentric copper tube of inner radius c . The space between is partially filled (from b out to c ) with material of dielectric constant K. The goal of this problem is to find
asked by P 
Chemistry
For the reaction ? FeCl2 + ? Na3PO4 → ? Fe3(PO4)2 + ? NaCl what is the maximum mass of Fe3(PO4)2 that could be formed from 5.25 g of FeCl2 and 1.62 g of Na3PO4? Answer in units of g
asked by James 
Chemistry
What volumes of 0.47 M HF and 0.47 M NaF must be mixed to prepare 1.00 L of a solution buffered at pH = 3.50? HF NaF
asked by Margaret 
English
Is this a correct parallel structure....? The racehorse Boundless was not only fast but also a beauty.
asked by Tianna 
macroenomics
Suppose the minimum wage is above the equilibrium wage in the market for unskilled labour. Using a demand and supply diagram of the market for unskilled labour, show the market wage, the number of workers who are employed, and the number of workers who are
asked by ann 
Math
The faces on a fair number cube are labelled 1, 2, 3, 4, 5 and 6. Steven rolls the number cube 48 times.How many times should Steven expect to roll a 3? a)3 b)8 c)16 d)24
asked by Tifinia 
math
Natalie is buying potatoes at the grocery store. If she buys 6 potatoes that each have a mass of 375 grams, what is the total mass of the potatoes, in kilograms?
asked by kay 
Physics for engineers
A bowling ball weighing 71.3 is attached to the ceiling by a rope of length 3.73 . The ball is pulled to one side and released; it then swings back and forth as a pendulum. As the rope swings through the vertical, the speed of the bowling ball is 4.60 .
asked by Matabase 
maths literacy,business studies, tourism, economic
which career can I study with this subjects after grade12......
asked by S`hlelwe.... 
chemistry
if 150 grams of water is heated from 20 degrees C to 30 degrees C, the number of joules of heat energy aborbed is?
asked by Anonymous 
physics
A 2.7kg box is released on a horizontal surface with an initial speed of 2.9 m/s.It moves on the surface with a deceleration of 0.27 m/s^2.Calculate the kinetic friction force on the box
asked by Naesha 
physics
Assume the proton is at rest initially. The charge on the proton is 1.602×10−19 C and its mass is 1.67 × 10−27 kg. If the magnetic ﬁeld is 2.85 T and the potential diﬀerence is 2.29 MV, ﬁnd the magnitude of the force on the proton after the
asked by Anonymous 
Soc. Studies
What progress was made towards women's equality in the 1800s? A.Women obtained the suffrage, or right to vote, in federal elections. B.Many gains were made in the area of women's education during this period. C.Women were granted full equality with men
asked by Cassie 
English
At the fair, not only can I eat tasty food, but I can also see awesome fireworks. Parallel Structure?....
asked by Me 
public health
select two challenges associated with multicultural leadership. As a scholarpractitioner in the field of public health, think about strategies you may use to address these challenges. Consider how your public health leadership philosophy may contribute to
asked by sheryce 
Chemistry
Indicate the concentration of each ion present in the solution formed by mixing the following. Assume that the volumes are additive: 3.60 g of KCl in 76.5 mL of 0.274 M CaCl2 solution [K+] = [Cl] =
asked by Sam 
Soc. Studies
Which of the resolutions at Seneca Falls Convention was most inspired by women’s inability to own property? A.desire for improved education in order to understand property contracts B.belief that women should have voting rights in order to change
asked by Cassie 
Reading
The line “Where water is not thirsty” is an example of which type of figurative language? (1 point) a. symbol b. metaphor c. simile d. personification I choose d because give human quality to animal, object, or idea right?
asked by Gia 
Chemistry
A buffered solution is made by adding 48.6 g C2H5NH3Cl to 1.00 L of a 0.77 M solution of C2H5NH2. Calculate the pH of the final solution. (Assume no volume change. Assume that all solutions are at 25°C.)
asked by Margaret 
physics (Newton's Laws)
If an acrobat who weighs 800 N is clinging to a vertical pole using only his hands, neither moving up nor down, can we determine the coefficient of static friction between his hands and the pole? Explain your answer. Please, help. Thank you
asked by Kathy 
English
I am both a quick worker and careful. is this a correct parallel sentence
asked by Tianna 
Business
Jenny Franklin estimates that as a result of completing her master’s degree, she will earn $7,000 a year more for the next 40 years. a. What would be the total amount of these additional earnings? b. What would be the future value of these additional
asked by Anonymous 
College Chemistry
Calculate activities of Ca2+ and F and the solubility of fluorite (CaF2) in pure water at 25C without regard to possible hydrolysis. Assume that all activity coefficients are equal to one. Express the solubility of fluorite in terms of mol/L and g/L.
asked by Ren 
physics
If your boat weighs 1400 N, how much water will it displace when it’s floating motionless at the surface of a lake?
asked by Anonymous 
Chemistry
How much energy is required to melt and heat 25 grams of ice at 0ºC to 25ºC?
asked by Sarcasticqueen 
Chemistry
You make 1.00 L of a buffered solution (pH = 5.10) by mixing propanoic acid and potassium propanoate. You have 1.00 M solutions of each component of the buffered solution. What volume of each solution do you mix to make such a buffered solution? propanoic
asked by Margaret 
Language Arts
I have the sentence...When I get home from school,I'm going to take a nap. I am supposed to underline the subjects and verbs. I know in the first part the subject is I and the verb is get. On the second part the subject is I. I'm not sure on the verb
asked by Brandi 
chemistry
Container A holds 767 mL of ideal gas at 2.50 atm. Container B holds 144 mL of ideal gas at 4.70 atm. If the gases are allowed to mix together, what is the resulting pressure?
asked by marie darling 
Physics
What is the final equilibrium temperature when 7 g of milk at 5C is added to 117 g of coffee at 68C? Assume the specific heats of milk and coffee are the same as that of water, and neglect the specific heat of the container. Answer in units of C
asked by Ted 
Physics 11
Displacement is given by x=2+3t+4t². Find the value of instantaneous acceleration.
asked by Samuel 
Stats help
Which test should be used one samples t test, independent samples t test or dependent samples t test. What do you set the hypothesis as Five people who were convicted of speeding were ordered by the court to attend a workshop. A special device put into
asked by Anonymous 
Chem Stoic
I burned a candle for 3 minutes. It started with a mass of 38.53g (C25H52). It ended with a mass of 38.48g. What mass of water was produced in three minutes? If I burned the candle all day, what mass of the candle would react?
asked by BRochacho 
Chemistry
Calculate the molarity of a solution made by dissolving 16.0 grams of Na2CrO4 in enough water to form exactly 555 mL of solution.
asked by Sam 
math
in a triangle, the measure of the first angle is twice the measure of the second.the measure of a third triangle is 64 degrees more than athe measure of the second angle. Use the facts that the sum of the measures of the three angles of a triangle is 180
asked by brittany 
Math
The clementine had 12 sections. Noah at 3/4 of them. How many sections are left?
asked by Kim 
Enhancing Children's SelfEsteem
The most important reason why teachers and teacher aides should be strong leaders in the classroom is because it a)helps students to respect authority later inlife b)gives students a sense of security and feeling of belonging c)improves students academic
asked by Cyndi 
Math
Lisa needs to empty 18 gallons of water from a tub into jugs that hold 0.5 gallons of water  how many jugs does Lisa need
asked by Slim 
Chem
Caculate the volume of CO2 gas given off at 756 mm Hg and 23C when 150 kg of limestone(CaCO3) is heated until it decomposes according to the following reaction:CaCO3(s)=CaO(s)+CO2(g)
asked by Kristin 
Math
An oildrilling company knows that it costs $25,000 to sink a test well. If oil is hit, the income for the drilling company will be $375,000. If only natural gas is hit, the income will be $165,000. If nothing is hit, there will be no income. If the
asked by luis 
science
In an atom, electrons ____. a.are located in the nucleus b.are paired with neutrons c. travel outside the nucleus d. are always in the same place in an atom I think its d right?
asked by Gia 
Applied Calculus
A rectangular box is to have a square base and a volume of 50 ft3. The material for the base costs 32¢/ft2, the material for the sides costs 10¢/ft2, and the material for the top costs 26¢/ft2. Letting x denote the length of one side of the base, find a
asked by Jacob 
Chemistry
Calculate the pH of a solution that is 0.124 M C2H5NH2 and 0.124 M C2H5NH3Cl. (Assume that the solution is at 25°C.)
asked by Margaret 
Chemistry
Calculate the pH after 0.016 mole of NaOH is added to 1.05 L of a solution consisting of 0.138 M HONH2 and 0.127 M HONH3Cl, and calculate the pH after 0.016 mole of HCl is added to 1.05 L of the same solution of HONH2 and HONH3Cl. (Assume that all
asked by Margaret 
calculus
find the exact length of the curve y = ln(1x^2), 0
asked by Daniel 
Math
A trainer for a professional football team keeps track of the amount of water players consume throughout practice. The trainer observes that the amount of water consumed is a liner function of the temperature on a given day. The trainer finds that when it
asked by Help 
Soc. Studies
How were the abolitionist and women's rights movements related? A.The abolitionist movement was patterned on the women's rights movement. B.The two movements competed for resources. C.The two movements had entirely opposing underlying philosophies. D.Many
asked by Cassie 
Math
The cost C in dollars of producing n yearbooks is represented by the equation C=1000+5n How much would it cost to produce 75n yearbooks?
asked by Emily 
Physics
Three parallel plate capacitors (C1,C2 and C3 ) are in series with a battery of 100 V. C1=2500 micro Farad; C2=2C1 , C3=3C1 . (a) What is the potential difference over each capacitor and how much charge is on each capacitor? Across C1 :V1 (in Volts) =
asked by P 
writing
how to start a paragraph using sports as a topic sentence. i need ideas please?
asked by luz 
biology
The micelle and the liposome are two structures formed by phospholipids in an aqueous environment. They are represented here in cross section. The letters A, B, C, and D represent different regions. Four different molecules are shown below. For each,
asked by selly 
trig
A road runs from the base of a mountain. From two points 235 meters apart on the road, the angles of elevation to the top of the mountain are 43 and 30. how high above the road is the mountaintop?
asked by nicole 
science
Two tiny spheres carrying the same charge are 1.4 meters apart in a vacuum and experience an electrical repulsion of 9.6 N. What is their charge?
asked by Anonymous 
Chemistry
The number of moles NaOH needed to reach the equivalence point is mol, which means we must add liters of NaOH. The total volume of solution at the equivalence point will be liters. From the above information, the molarity of NaF at the equivalence point is
asked by Elizabeth 
math
The length of time that it takes for a pendulum to make one complete swing depends on the length of the pendulum. The time in seconds, T, is related to the length in meters, L, through the equation: T=2π√((L)/(9.8)) [it is all under square root] Q1:
asked by Jonathan 
english
6. Anxiety is to test as procrastination is to: A. online learning. B. time management. C. goal setting. D. reading I'm confused between B, C 7. The first step toward making a change in time management is to: A. keep your eye on the clock. B. enlist
asked by Amy 
English
Parallel Structure?....Benjamin Franklin was both a statesman and an inventor.
asked by Me 
biology
The Dopamine molecule cannot make ionic bonds. Edit the dopamine molecule so it now can make ionic bonds.
asked by Meds 
English 11
Can you guys please help me with these questions???? The story is "The Celebrated Jumping Frog of Calaveras County" by Mark Twain. It has to be turned in today 1. Explain how the character Wheeler fits the setting of this story. 2. Explain why Andrew
asked by Anonymous 
Physics
A circuit consists of 5 resistors and 3 batteries (see diagram); the connecting wires have all a negligible resistance. The values for R1 , R2 , R3 , R4 , and R5 are 14 Ω, 41 Ω, 68 Ω, 83 Ω, and 110 Ωrespectively. The batteries have a negligible
asked by P 
maths
onvert the following to scientific notation: (i) the distance to the sun, 149 500 000 000 m (ii) the wavelength of yellow sodium light, 0.000 000 5893 m (iii) the radius of an atom, 0.000 000 000 2 m
asked by Kate 
physics
A transport plane takes off from a level landing field with two gliders in tow, one behind the other. The mass of each glider is 700 {\rm kg}, and the total resistance (air drag plus friction with the runway) on each may be assumed constant and equal to
asked by Gareth 
geometry
If the measure of ÐDAB = 50°, and ÐDAC = 20°, what is ÐCAB?
asked by Anonymous 
Calculus
A manufacturer produces bolts of fabric with a fixed width. The quantity q of this fabric (measured in yards) that is sold is a function of the selling price p (in dollars per yard), so we can write q = f(p).Then the total revenue earned with selling price
asked by Travis 
English
Is this correct parallel structure?... When the movie Star Wars premiered in 1977, it was both surprising and a revolution in its special effects....
asked by Tianna 
English
Is this correct parallel structure?... When the movie Star Wars premiered in 1977, it was both surprising and a revolution in its special effects....
asked by Tianna 
MATH HELP
If you multiply 100!*200!*300!, how many 0s are there?
asked by K  NEED HELP 
Science
Two children, m1 = 50 kg and m2 = 55 kg, and a plastic sled of mass 35 kg start at rest and slide for 5.0 s down a hill. The force of gravity pulling the children and sled down the hill is 470 N but the snow provides a frictional force of 325 N. At the
asked by Jacob 
mathstrignometry
The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is
asked by anoynomous 
Chemistry
What mass of silver chloride can be prepared by the reaction of 160.0 mL of 0.25 M silver nitrate with 110.0 mL of 0.20 M calcium chloride? Calculate the concentrations of each ion remaining in solution after precipitation is complete. (Enter a 0 if none
asked by Sam 
geometry
Alexa has 200 square inches of wrapping paper left. Which is the side length of a cube she could not cover with the paper?
asked by John Rose 
Chemistry
Calculate the pH of a solution formed by mixing 124.8 mL of 0.481 M KF and 130.7 mL of 0.084 M HClO3.
asked by Margaret 
Chemistry
Consider the titration of 41.5 mL of 0.213 M HCl with 0.123 M KOH. Calculate the pH of the resulting solution after the following volumes of KOH have been added. (Assume that all solutions are at 25°C.) (a) 0.0 mL (b) 10.0 mL (c) 40.0 mL (d) 80.0 mL (e)
asked by Margaret 
Geometry
A jet is cruising at 360 mph and at an elevation of 34650 feet and on course to pass directly over a golf course. A man on the seventh green sees the jet and quickly calculated the angle of elevation to be five degrees. How long until the jet passes
asked by Johnny 
Science
At a given temperature and pressure, the volume of a gaseous sample is directly proportional to the moles of gas (volume = C * moles, where C is a constant). Assuming that the tempreature and pressure is the same for the reaction of magnesium with HCl(aq)
asked by Amy 
social studies
Which of the resolutions at Seneca Falls Convention was most inspired by women’s inability to own property? A.desire for improved education in order to understand property contracts B. belief that women should have voting rights in order to change
asked by Deborah 
Physics 11
A man jumps from a great height and falls freely to the Earth. Another man jumps from the same height 1 s later. How much are the two men separated by, 2 s after the second man jumps? I'm not sure exactly how to tackle this question. I'm sure I'm making it
asked by Samuel 
math
Rafael walked mile 2/3 mile and then rode his scooter 5/6 mile. Look at the models to compare the distances. Which distance is farther?
asked by Mrs.Vargas 
Thermodynamics
Water vapor was flowing through the pipeline at 0,8 MPa pressure and 250 °C temperature. A cylinderpiston mechanism with a spring was attached to the pipeline with a closed valve. The valve was opened and the pressure inside the cylinder increased up to
asked by Moussa 
algebra
A boy walked for 4 hours and cycled for 3 hours,covering a total distance of 74 kilometers,later he walked for 2 hours and cycled for 4 hours ,covering 82 kilometers,what were his average speed of walking and his average speed of cycling if his speed was
asked by 007 
Physics
Review Conceptual Example 2 as an aid in understanding this problem. A velocity selector has an electric field of magnitude 2607 N/C, directed vertically upward, and a horizontal magnetic field that is directed south. Charged particles, traveling east at a
asked by picm 
Calculus
I'm extremely confused on what to do in part a of this question. Consider the curve given by x=3sin(theta), y=1+2cos(theta), 0
asked by Sarah 
Science
Two children, m1 = 50 kg and m2 = 55 kg, and a plastic sled of mass 35 kg start at rest and slide for 5.0 s down a hill. The force of gravity pulling the children and sled down the hill is 470 N but the snow provides a frictional force of 325 N. At the
asked by Jacob 
English III
Which of these was not a prime reason why Whitman chose to write in free verse? A. to express his individuality B. to celebrate democracy C. to convey a sense of freedom D. to imitate earlier poets he admired
asked by rico 
english
what is smooth in this sentence The lake is finally smooth tonight after everyone rode jet skis and boats.
asked by John 
Art
This art movement presents a celebration of the American wilderness and the West. A.American seascape painting B.American landscape painting C.American portraits D.pioneer painting my choice  D...?
asked by Cassie 
English
I split this sentence into 2 parts is the colon use correct between football and There's? I love college football: There’s nothing like the sound of a fully packed stadium.
asked by Bernie 
3rd math
a clock starts at 5:05. what time is it after the minute hand rotates 12 degrees
asked by nicole 
Chemistry
Indicate the concentration of each ion or molecule present in a mixture of 45.5 mL of 0.274 M NaCl and 65.5 mL of 0.0246 M (NH4)2CO3. Assume that the volumes are additive. [Cl] [NH4+] [CO32]
asked by Sam 
math
how do i round each of the folllowing to one significant figure and then 'name' that number: 2^200 20^20 please help and thank u so much if u do!
asked by lujane 
math problem
 Mr. Hermann, a stamp collector , sold 2 stamps for $5000 each. Based on his cost , he made a 25% profit on one stamp and lost 20% on the other stamp. What was Mr. Hermann's total loss on the two transactions?  There are five chidren in the Roberts
asked by Mark 
Absolute Value and Limits
solve for limits of 1+ and 1 for this function: (x^2 + abs (x1)  1)/ abs (x1) i don't know how to simplify abs. value expression times polynomial. can someone please help.
asked by Angie 
trig
A road runs from the base of a mountain. From two points 235 meters apart on the road, the angles of elevation to the top of the mountain are 43 and 30. how high above the road is the mountaintop?
asked by nicole 
ckc
Lotto result
asked by chima 
English
I am still having a few problems with capitalizations. I the sentence below should I capitalized riding lawn equipment, commercial mowing equipment and golf products. Please include a site where I can review capitalizations. I have worked on successful
asked by Bernie 
trig
A road runs from the base of a mountain. From two points 235 meters apart on the road, the angles of elevation to the top of the mountain are 43 and 30. how high above the road is the mountaintop?
asked by nicole HELP 
physics
for a satellite at a height of 500 miles at what speed must the satellite be traveling to achieve a circular orbit?
asked by denise 
Chemistry
If 7.60 kJ of heat is needed to raise the temperature of a sample of metal from 10.°C to 25°C, how many kilojoules of heat will be required to raise the temperature of the same sample of metal from 35°C to 53°C?
asked by Faith 
algebra
From a point on a straight road, John and Fred ride bicycles in opposite directions. John rides 10 miles per hour and Fred rides 12 miles per hour. In how many hours will they be 55 miles apart?
asked by nick 
Science
At a given temperature and pressure, the volume of a gaseous sample is directly proportional to the moles of gas (volume = C * moles, where C is a constant). Assuming that the tempreature and pressure is the same for the reaction of magnesium with HCl(aq)
asked by Amy 
english
rewrite the following sentences : Marco polo made many discoveries.The discoveries were amazing. Begin with:Marco polo........... She will win the prize.she has worked hard use :since..... They could hardly see the way.it was very dark. Rewrite
asked by ramesh reddy 
Math, Fraction
raven found 30 coins. 1/6 of them were pennies, 1/5 of them weere nickels, 1/3 of them were dimes, and the rest were quarters. tell how many of each coin.
asked by Taylor Shelly 
math
Nina finished 4/8 of her homework before dinner. Ed finished 7/8 of his homework before dinner.Look at the models to compare. Who finished more homework?
asked by Mrs.Vargas 
geometry
prove that rectangles do not exist in hyperbolic geometry
asked by denise 
math
12 people are playing in a tennis comprtition.Each person must play one game against each other person.how many games are played altogether ? is it 12^11 divided by 2 = 66 thanks
asked by wan 
Science
Newton's first law of motion states that an object remains at rest unless a ___force acts on it. A.balanced B.frictional C.gravitational D. net I think it's D..?
asked by Cassie 
Marketing
How do changes in exchange rate affect Product? How do changes in exchange rate affect Price? How do changes in exchange rate affect Promotion? How do changes in exchange rate affect Place/Distribution?"
asked by Jing 
calculus
The rate of change of an investment account earning continuous compound interest is given by dA/dt=kA where k is a positive constant. The initial account value was $2500. At the end of the third year, the account value was $4200. Find the particular
asked by karen 
turnford
prove the following 2 cosec 2θ cos2θ = cotθ  tanθ
asked by connor 
Chemistry
An insulated container has 54 grams of 90 ªC water. How much ice is required to lower the temperature of 50ºC? No ice remains.
asked by Sarcasticqueen 
biology
Which of the following bond types is Fexofenadine capable of forming with a suitable partner molecule? Indicate your answer by checking "Yes" or "No" as appropriate. Bond type Can Fexofenadine form this bond? Hydrogen Bond Ionic Bond van der Waals forces
asked by selly 
Chemistry
50 grams of water at 85ºC were passed through one side of a twocompartment heat exchanger. Sixtyfive grams of 30ºC were passed through the other side. Both streams of water came out at 50ºC Calculate the amount of heat given up by the hot water and
asked by Sarcasticqueen 
geometry!
Γ is a circle with center O. A and B are points on Γ such that the sector AOB has a perimeter of 40. Amongst all circular sectors with a perimeter of 40, what is the central measure of ∠AOB (in radians) of the sector with the largest area?
asked by PLEASE...HELP..ANYONE 
statstics
The lengths of the eggs of a species of bird are roughly normally distributed, with a mean of 32 mm and an SD of 1.2 mm. 1.Approximately what is the 99th percentile of the lengths? Give your answer in mm but please do not enter the units. 2.Approximately
asked by ellas 
Science
1.0 g of copper was heated in a crucible, while stirring, and .2g of unreacted copper was recovered usoing hydrochloric acid as a solvent, how much copper would precipitate when zinc is later added to the copper oxide/acid solution?
asked by R Johnson 
English II
Revise the following paragraph until you can answer yes to each of the questions listed below. After you are finished, copy the revised paragraph in the space provided. 1. Does the paragraph have a clear purpose, and does each sentence contribute to that
asked by Carlos 
English
1. He planned hard to go on a trip. 2. He planned very hard to go on a trip. (Are both grammatical? Is 'planned' an a transitive or an intransitive verb?) 3. He hoped earnestly to go abroad. 4. He hoped very earnestly to go abroad. 5. He hoped to go abroad
asked by rfvv 
English
e.g. Who is the girl with glasses? 1. Who is the girl holding glasses? 2. Who is the girl wearing glasses? (What does e.g. mean? #1 or #2?)
asked by rfvv 
Life Orientation
what, according to the Basic condition of employment Act applies with regard to the contraventions that you've identified?
asked by Gladness 
physics (Newton's Laws)
One end of a spring is attached firmly to a wall, and a block is attached to the other end. When the spring is fully compressed, it exerts a force F on the block, and when the spring is fully extended, the force it exerts on the block is −F. What is the
asked by Kathy 
physics
Alice and Bob share a state a++>+b−−>, where the first qubit is Alice's and the second qubit is Bob's. Alice measures her qubit in the standard basis and sends the measurement outcome to Bob. If Bob wants his qubit to end up in the state a0>+b1>,
asked by helpless 
math
(5+4ã2)(3+4ã10) multiply and simpify as much as possible
asked by Anonymous 
math
The swimming pool that Calvin goes to has dimensions 20 meters long, 8 meters wide and 3 meters deep. What is the volume of water (in m3) that the swimming pool contains?
asked by ayan 
Physics
A rod made from a particular alloy is heated from 22.0°C to the boiling point of water. Its length increases by 8.15 104m. The rod is then cooled from 22.0°C to the freezing point of water. By how much does the rod shrink?
asked by Anna 
math question
The product of all the positive factors of 20 ( including 20) can be written2^x.5^y. Find x+y. The number 18 is equal to 2 times the sum of its digits: 1+8=9. 2x9=18. There are 4 two digit numbers that are equal to 4 times the sum of their digitss . Find
asked by Sony 
english
i will be thankfull to you,if you help me correct my sentences. 1.)complete the sentences with correct form of words: The ball ______(fly)out of his hand like a bullet and______(hit)third slip,who_____(not look),full pitch on the knee cap.With a yell of
asked by ramesh reddy 
maths
(b) A stone is thrown straight up with velocity 14 m s1 Calculate (i) The time taken for the stone to reach the top of its motion (ii) The time taken for it to reach the ground again (iii) The maximum height it reaches (iv) What is the velocity of the
asked by Kate 
physical science
a bot throws a cricket ball witg an initial velocity of 5m.s from the edge of a tall building.it passes the edge of the building on its way down and strikes the ground below after 5seconds (neglect effects of friction. question1...how does the acceleration
asked by kgaogelo 
math
In a bowl there are 3 apples and 9 bannanas. What fraction of the total pieces of fruit are apples?
asked by gracie 
Chemistry
If 7.60 kJ of heat is needed to raise the temperature of a sample of metal from 10.°C to 25°C, how many kilojoules of heat will be required to raise the temperature of the same sample of metal from 35°C to 53°C?
asked by Faith (Pls Help) (Would Trully Appreciate it) 
math
the+base+jk+of+an+isosceles+triangle+hjk+is+produced+to+l+if+j+%3D69+degree+calculate+hkl&es_nrs=true&pf=p&sclient=psyab&oq=the+base+jk+of+an+isosceles+triangle+hjk+is+produced+to+l+if+j+%3D69+degree+calculate+hkl
asked by Anonymous 
math
The length of a rectangle is 5cm more than twice the width. The perimeter of the rectangle is 34 cm. Find the dimensions of the rectangle. So confused on how to do this problem please help me thanks.
asked by steph 
physics 11
Displacement i sgivenby x=2+3t+4t2. Find the value of instantaneous acceleration.
asked by chris 
English
Choose the sentence in which the comma helps make the meaning clear. (1 point) a.If you call, them the dogs will come back. B. If you call them, the dogs will come back. c. If you call them the dogs, will come back. d. If you call them the dogs will come,
asked by Gia 
CHEM
If 7.60 kJ of heat is needed to raise the temperature of a sample of metal from 10.°C to 25°C, how many kilojoules of heat will be required to raise the temperature of the same sample of metal from 35°C to 53°C?
asked by Faith (Pls Help) (Would Trully Appreciate it) 
math
What is the MAD of 3,2,1,0,0.5,1,2,3
asked by syram 
early childhood
which of the following is best suited to a formative assessment of progress 1. muscular strength snd endurance 2. body fat analysis 3. flexibility 4. qwareness of self and space
asked by mary 
Algebra
A company allows 0.6% defect rate, the defect average last week was 4 items out of 4400, what is the percent difference between the allowed defect rate and the defect average rate for last week?
asked by Diane 
French
I should circle the most appropriate subject: 1) Maxime/elsa est née à paris 2) mon frere/ma sœur. S'est engagé dans la lutte contre le sida 3) mes parents/ mes cousines. Se sont installées en gualdeloupe 4) ils/elles sont partis au concert
asked by Mia 
geometry
What is 2(1x1/2)+2(1x1/4)+2(1/2x1/4)
asked by Eligh 
english
what is girl in this sentence Sarah is a very smart young girl with a bright future.
asked by John 
english
The lake is finally smooth tonight after everyone rode jet skis and boats. is smooth the predicate adjective
asked by John 
heritage hihg school
list the 13 prefixes and numerical value (exponent) in order from largest to smallest. (ex;a5 where a is the prefix and 5 is the exponent!)for u use u!
asked by pierre 
english
what is girl in this sentence Sarah is a very smart young girl with a bright future. Is it a predicate nominative
asked by John 
mace
Simplify each expression using the rules of exponents and examine the steps you are taking.Incorporate the following five math vocabulary words into your discussion. Product rule Principal rooot Quotient rule Reciprocal nth root (a^1/2 b) ^1/2 (ab^1/2)
asked by Anonymous 
health science please ASAP
2. One of the purposes of sweat glands is to release waste products, such as water and _____. (1 point) blood dirt sugar salt 11. A human baby develops inside the mother’s _________ for ______ months. (1 point) !@#$%^&; six pelvis; one uterus; nine
asked by Delilah 
unisa
Pls help me out don't knw hw to ryt ds assinment
asked by thuthukani 
Medical biling and coding
can someone please help with this question 16. Which of the following is true about the ICD10CM? A. An eighth character was added. B. There are combination diagnosis/symptom codes. C. There are limited injury codes. D. There's additional information
asked by Tamika 
math 3rd grade
INPUT X Output Y 1 1 2 2 3 3 write a rule for the function table to many years for this mommy to help can someone help me explain this
asked by daniel's mom 
maths
integration of upperlimit 1and lower limit 1 the function 2x+3/(x^3=3x +4)dx
asked by Anonymous 
geometry help!!
A parallelogram ABCD has perimeter equal to 124. Let E be the foot of the perpendicular from A to BC, and let F be the foot of the perpendicular from A to CD. If AE=7 and AF=24, what is the area of the parallelogram?
asked by Anonymous 
3rd grade math help
Input X Output Y 1 1 3 9 5 25 write a rule for each function table 8x  15 is this correct??? HELP
asked by daniel's mom 
english
What is the simple predicate in the sentences? 1. I ran all the way to your house would it be ran 2. Please help me with my homework would it be homework
asked by lewis 
Enlish
Hi it's Bernie again. Does this sentence look correct with the quotation marks and comma. Harold wrote, “I regret that I am unable to attend the fundraiser for AIDS research." His letter however, contained a substantial contribution.
asked by Bernie 
Biology
Why are simple sugars required for metabolism? What makes them so important?
asked by Nicolette 
math
4xy3z=8 2x+2yz=3 6x+y3z=2 help me solve matrices
asked by jenny 
calculus
A new college textbook edition typically generates most of its sales in the year of its publication. Sales drop off in subsequent years as a result of competition from the used book market. Suppose that the annual sales of a particular textbook may be
asked by bobbi33 
math
consider the minimum payment you just calculated determine the amount of interest and the amount that was applied to reduce the principal?
asked by Regina 
Physics
Consider a capacitor made of two square plates of side l. The distance between the two plates is d . (a) We insert a dielectric of dielectric constant K>1 and width l a distance x (as in the diagram). What is the total capacitance of this arrangement?
asked by P 
arithmetic
If I cut a cake in 20 pieces & I ate 3/5 of the pieces , how many pieces did I et
asked by Anonymous 
math
what is the largest 4 digit number that can be written with a 3 in the hundreds place and no digit used more than once
asked by nichole 
calculus
A new college textbook edition typically generates most of its sales in the year of its publication. Sales drop off in subsequent years as a result of competition from the used book market. Suppose that the annual sales of a particular textbook may be
asked by bobbi33 
turnford
prove the following 2 cosec 2θ cos2θ = cotθ  tanθ
asked by connor 
maths
An observer on top of a building 66 metres high,finds the angle of elevation to the top of a taller building to be 34 degrees.The angle of depression to the foot of the same building is 51 degrees.If the buildings are on the same ground level find the
asked by Shane 
CALculus
A train driver is driving along and he suddenly puts on the brakes. After he holds the brakes for t seconds, the train's sliding distance can be measured as d(t)=30t−0.6t^2 (in meters). When the train stops, how far did the train slide (in meters) after
asked by PLEASE...HELP..ANYONE 
Physics
A 40 lb football player runs at 12 mph into a 60 lb player(initially at rest). How fast do the two move after the collision?
asked by Taylor 
English II
In the space provided, write a paragraph of cause and effect. You may use one of the topics below or one of your own choosing. Mention at least three causes and their three effects. friendship as a twoway street television and preschoolers vitamin
asked by Carlos 
English II
The following paragraph is quite sketchy. Provide additional support for the topic sentence, and revise the whole paragraph so that you can answer yes to each of the questions in Lesson 6. Type the paragraph in the space below. Newspapers are great. Many
asked by Carlos 
Chemistry
Calculate the pH after 0.013 mole of gaseous HCl is added to 272.0 mL of each of the following buffered solutions. (Assume that all solutions are at 25°C.) (a) 0.080 M C5H5N and 0.19 M C5H5NHCl (b) 0.72 M C5H5N and 1.52 M C5H5NHCl
asked by Margaret 
English
1. I want strongly to go abroad some day. 2. I strongly want to go abroad some day. 3. I want to go abroad strongly some day. (Are the three sentences grammatical? Do they have the same meaning? ... I appreciate your help... Have a good time.)
asked by rfvv 
math
need a function table for this problem x^33=y
asked by carol 
stats
use dependent samples t test. Set hypothesis so what formula will I use to solve Five people who were convicted of speeding were ordered by the court to attend a workshop. A special device put into their cars kept records of their speeds for two weeks
asked by Anonymous 
computer science
You are required to use the Account class to simulate an ATM machine. Create ten accounts in an array with id 0, 1, 2 ...9, and initial balance $50. The system prompts the user to enter an id. If the id is entered incorrectly, ask the user to enter a
asked by karen 
Life Orientation
what, according to the Basic conditions of Employment Act applied with regard to the contraventions that identified?
asked by Gladness 
spelling
There was a huge between the two canadates. Which acscented sylable would be the right one? CONflict or conFLICT [big letters are the accscented sylabble.]
asked by Izzy 
english
My directions say circle each prepositional phrase and draw an arrow to the word it describes... like in this sentence you'll find the cows over the hill and beside the brook. What you over the hill describe? Cows or find...
asked by Anonymous 
Algebra
What is the sum of all the possible values of a for which 25x^2 + (a15)x + 9 has exactly one distinct real root?
asked by John 
defense
why bromelain is not recommended for people who have active gastric and duodenal ulcer?What will happen if it will taken?PLEASE ANSWER...THANK YOU
asked by ynah 
Biochemistry
Explain how to prepare 1L of a buffer at pH 7.4 using 1M hypochlorous acid (Ka = 3.5 x 108) and a 1 M NaOH solution. Indicate the volume of hypochlorous acid and sodium hydroxide to use.
asked by Jen 
Program Logic Design
The Chocolate Delights Candy Company needs to add the following functionality to its cash register: When a customer is checking out, the cash register needs to store the required data pertaining to each item the customer is buying. This data includes the
asked by Tony 
English
In English, we're learning about the Holocaust and we are answering to "relatedtoyourlife" questions and below are some questions that I do not understand. Please help! Thank you. Does the U.S. control any countries? Do we have a Chancellor of the US?
asked by Emma 
science
A substance is added to the solution of Barium sulphate,yellow precipitate is formed.What is that substance?
asked by prabodh 
Math
Use intermediate value theorem to show there is a root to 2x^3 + x^2  2 = 0 on [0,1]
asked by Kyle 
Science
What happens to make ice change into liquid and why does liquid water become a gas?
asked by Nick 
Math/Geometry
Two circles of radius r1 and r2 are extenally tangential to each other and are also externally tangential to a staight line l. Another circle of some unknown radius is externally tangential to both the circles and to the straight line l. Find the adius of
asked by abcd 
math
1. solve the following inequality to find a range of values for x : 18 < x 7 < 6 2. solve the following inequality to find a range of values for x : 96 < 12x < 12
asked by gary 
chem
what is the percent yield if 27 g of h20 obtained when 33 g of c3h8 reacts with 56 L of 02 at STP.The secong product of reaction is CO2
asked by percent 
Science
At a given temperature and pressure, the volume of a gaseous sample is directly proportional to the moles of gas (volume = C * moles, where C is a constant). Assuming that the tempreature and pressure is the same for the reaction of magnesium with HCl(aq)
asked by Amy 
True/False2
A function can be continuous at every point of a deleted neighborhood of some point and still not have a limit at the point which is deleted. I'm not even too sure what this means in calculus terms. Can you please explain it better? Thank you.
asked by Marcus 
mechanics
(b) A boat heads North at 2.4 ms1 across a river that flows East at 1.6 ms1. (6 marks each) (i) Calculate the resultant velocity of the boat. (ii) The river is 30 m wide. What is the displacement from the starting point when the boat reaches the far
asked by Kae 
maths
Evaluate (3.00¡Á¡¼10¡½^12 )¡Á(2.40¡Á¡¼10¡½^(20) ))/(8.00¡Á¡¼10¡½^(1)
asked by Kate 
maths
(c) Given that 1 inch = 2.54 cm exactly, express the speed of light, 3.00 „e 108 m/s, in (3 marks each) (i) ft/ns (ii) mile/s
asked by Kate 
maths
(a) A car accelerates from 0 to 30.0 m s1 in 6.0 seconds, travels at a constant 30.0 m s1 for 21.0 seconds, and then brakes to a stop in 3.0 seconds. (i) Draw a velocitytime graph illustrating this motion (ii) Calculate the acceleration (assumed
asked by Kate 
english
rewrite the following sentences 1.)Pia said,"Don't try to be smart.Ria,but just tell the fact". end with:...........the fact. 2.)They decided to buy the shoes .They were expensive but well made. Combine using:although and because 3.)Only a millionaire can
asked by ramesh reddy 
earth science
Which type of sedimentary rock is formed from fragments of minerals or rocks? (Points : 3) clastic chemical intrusive organic
asked by Anonymous 
Chem
If 7.60 kJ of heat is needed to raise the temperature of a sample of metal from 10.°C to 25°C, how many kilojoules of heat will be required to raise the temperature of the same sample of metal from 35°C to 53°C?
asked by Faith 
english
write a correct word: ancient man believed thunder and__to be the sign of gods fury.(lightening,lightning) the police suspected that the evidence had been ____with{tempered,tampered) she had to speak so loudly and for so long that her throat
asked by ramesh reddy 
Java programming
can you show me where is the wrong for this program..because it contains error..i don't know where is it wrong..help..tq.:) import java.util.Scanner; public class BMR { public static void main(String[] args, int x) { Scanner keyboard = new
asked by yaya 
math
What is the sum of all the possible values of a for which 25x^2+(a−15)x+9 has exactly one distinct real root?
asked by nice 
physical science
a bot throws a cricket ball witg an initial velocity of 5m.s from the edge of a tall building.it passes the edge of the building on its way down and strikes the ground below after 5seconds (neglect effects of friction. question1...how does the acceleration
asked by kgaogelo 
accounting
I need to ask some opinion about this question. determine whether the description refers to solo proprietorship, partnership or corporation. 1. Jo Chen & Al Fitch own Financial services provider. Neither Chen nor Fitch has personal responsibility for the
asked by ifi 
pre algebra
x7/7x9
asked by keke 
English
Homework Help: English Posted by rfvv on Tuesday, March 12, 2013 at 6:29pm. Posted by rfvv on Tuesday, March 12, 2013 at 5:35pm. Posted by rfvv on Monday, March 5, 2012 at 7:39pm. Try hard to succeed. (What is the part of speech of 'to succeed'? Is 'to
asked by rfvv 
math
1. solve the following inequality to find a range of values for x: 11 < 4x < 7 2. solve the following inequality to find a range of values for x: 25 < x < 10
asked by gary 
English
1. Which of the following is a specific goal? A. I will pass as many of my courses as possible. B. I will finish my college degree. C. I will devote Wednesday this week to work on my English research paper. D. To become a doctor is my goal. is it C 2.
asked by Amy 
CHEMISTRY
If 7.60 kJ of heat is needed to raise the temperature of a sample of metal from 10.°C to 25°C, how many kilojoules of heat will be required to raise the temperature of the same sample of metal from 35°C to 53°C?
asked by Faith (Pls Help) (Would Trully Appreciate it) 
English
5. Managing time means: A. keeping an eye on time. B. knowing and monitoring how you spend and use time. C. scheduling your activities. D. listing things to do. I think its D 6. Cramming for exams and turning in late assignments are good indications of the
asked by Amy 
ms .sue pls hellp
how does free radicals and anti oxidant work?connected to bromelain.
asked by ynah 
math
What is 1/4 of 20 pennies
asked by johson 
Math
Which two sqare roots are used to estimate 47 ? (1 point)
asked by taylor 
English
1. Which of the following is a specific goal? A. I will pass as many of my courses as possible. B. I will finish my college degree. C. I will devote Wednesday this week to work on my English research paper. D. To become a doctor is my goal. is it C 2.
asked by Amy 
english
Is this a complete sentence or a fragment...... Smite a scorner, and the simple will beware.
asked by John 
Social Studies
What would be abolished if the limits of the Constitution did not restrict officials?
asked by Mary 
english
Is mommy the indirect object The girls baked mommy some brownies for Mothers day.
asked by John 
math
input ___ 16 22 50 8 30 output 10 11 14 28 ___ 18 please help me solve this.
asked by ty 
math
input 2 ___ ___ 7 15 6 output 11 20 35 26 50 23 please help me solve this.
asked by ty 
math
input 10 15 21 6 29 ___ output 12 22 ___ 4 50 2 please help me solve this
asked by ty 
math
input 5 ____ 10 1 20 22 output 15 19 25 7 ___ 49 please help me solve
asked by ty 
can some1 plz recheck my answers
1. Which of the following is a specific goal? A. I will pass as many of my courses as possible. B. I will finish my college degree. C. I will devote Wednesday this week to work on my English research paper. D. To become a doctor is my goal. is it C 2.
asked by Amy 
math
input 5 ____ 10 1 20 22 output 15 19 25 7 ___ 49 please help me solve
asked by ty 
math
use all digits from 1  9 inclusively to make a 3 by 3 magic square.each row ,column and diagonal has the same total
asked by wan 
math
if i cross multiply 1/2*4/22 what will i get.... just really need an example
asked by kay 
math
Brett and Erryn were camping and asked a farmer if they could purchase 2 litres of milk.the farmer agreed,but between them they only had an 8 litre and a 5 litre container.how can Brett and Erryn be sure of betting their 2litres of milk?
asked by wan 
writeacher pls helllppp
how does free radicals and anti oxidant work?connected to bromelain
asked by ynah 
math 3rd grade
INPUT X Output Y 1 1 2 2 3 3 write a rule for the function table to many years for this mommy to help can someone help me explain this
asked by daniel's mom 
math 3rd grade
INPUT X Output Y 1 1 2 2 3 3 write a rule for the function table to many years for this mommy to help can someone help me explain this
asked by daniel's mom 
math 3rd grade
INPUT X Output Y 1 1 2 2 3 3 write a rule for the function table to many years for this mommy to help can someone help me explain this
asked by daniel's mom 
math 3rd grade
INPUT X Output Y 1 1 2 2 3 3 write a rule for the function table to many years for this mommy to help can someone help me explain this
asked by daniel's mom 
math 3rd grade
INPUT X Output Y 1 1 2 2 3 3 write a rule for the function table to many years for this mommy to help can someone help me explain this
asked by daniel's mom 
chemistry
the concentrations and pressures at equilibrium were found to be: 1.6 × 10–2 M for A, 8.1 × 103 Pa for B, 13.6 M for C, 13.1 M for D, and 3.9 × 104 Torr for E. Calculate the equilibrium constant, K the right answer is 1x10^12 i tried this problem so
asked by jane 
english
Is this a question Smite a scorner, and the simple will beware.
asked by John 
Algebra 1
Write an equation in slopeintercept form of the line that passes through the given point amd is parallel to the graph of each equation* (2, 7) y=x2
asked by Summer Taylor 
math
5x+4y5z=44 3x4y+3z=10 6x3y+6z=15 help solve it
asked by jenny 
calculus
Based on data from 1999 to 2001, the rate of change in the annual net sales of PepsiCola North America may be modeled by R(t) = −131t − 749.5 million dollars per year and the rate of change in the annual operating profit may be modeled by P(t) = 12t +
asked by bobbi33 
Domain Interval Notation
Domain of g(x) g(x)= sqrt(3(sqrt(25x^2)) I got 5, 4, 4, and 5. I wrote it like [5, 4] U [4, 5] I don't think that's right?
asked by Marcus 
Algebra 1
Solve the rational expression. [(p)/(q)+(q)/(r)]/[(r)/(s)+(s)/(t)]
asked by Rayyan 
Rational vs. Irrational
Is 3.05313131313131313131313131... irrational or rational? Thanks.
asked by Marcus 
Inequalities
solve (x3)/(x+1) > 5 I get x < 2 every time, but it doesnt work when I plug it back in. (I plugged in 5)
asked by Marcus 
Life orientation
What, according to the BCEA with regard to the contraventions in work place?
asked by Pamela 
maths (statistics)
A coin is constructd such dt tail cn appear 4 time as likely as d head appear. Dis coin is tossd wit a fair die. Define X= no of head on coin + no of head on die. 1. Wryt out d sample space 2. Whts d prob. Of X is 14. 3. Pr(X=14)
asked by Habib 
calculus
Based on data from 1999 to 2001, the rate of change in the annual net sales of PepsiCola North America may be modeled by R(t) = −131t − 749.5 million dollars per year and the rate of change in the annual operating profit may be modeled by P(t) = 12t +
asked by bobbi33 
LimitsFactored?
lim as x approaches 3+ x^2+x6/183xx^2 I factored it into (x+3)(x2)/(6+x)(3x)
asked by Marcus 
Physics
Three conducting straight wires (though insulated from each other) are each 2 m long. They are electrically connected to each other only at their ends points A and B. AB = 2 meter. The wires are cylindrical. One is made of copper, one of aluminum and one
asked by P 
calculus
as x> + infinity (limit) 3x^42x^2/x^4+5x^2 i got positive infinity. is this right
asked by Angie 
Physics 11
If two objects weighing 5 kg and 7 kg are dropped from a height of 64 m and 36 m, respectively. What will be the ratio of times taken to reach the ground? Thanks.
asked by Samuel 
calculus
The rate of change of an investment account earning continuous compound interest is given by dA/dt=kA where k is a positive constant. The initial account value was $2500. At the end of the third year, the account value was $4200. Find the particular
asked by fishfry 
math
two trees on a street have the heights of 3 meters and nine metres respectively. at a certain time of day the shorter tree casts a shadow length of five meters how far apart are the trees?
asked by liam 
Chemistry
Which of the following combinations of atomic orbitals can combine to form sigma bonds? ss sp pp hybrid orbital  hybrid orbital hybrid orbital  s hybrid orbital  p
asked by Chemq 
Science
What type of informatin to put in a plant cell essay?
asked by Tam 
physics
calculate the uncertainty of the coefficient of friction. avg. ì=.574
asked by samantha 
math 3rd grade
Input X Output Y 1 1 3 9 5 25 write a rule for each function table 8x  15 is this correct??? HELP
asked by daniel 
algebra..
If f(x)=2x+5 and g(x)=8−3x^2, what is the value of f(g(4))−g(f(4))?
asked by PLEASE...HELP..ANYONE 
Physics
A 100 kg car traveling at 40 m/s bounces off a stationary 300 kg carrecoiling at 20 m/s after the collision. What is the change in momentum during the collision (in kgm/s)?
asked by Taylor 
algebra
What is the maximum value of x that satisfies x/4+5≤20?
asked by PLEASE...HELP..ANYONE 
biology
Caffeine is the most widely used stimulant in the world today. This naturally produced molecule is found in popular beverages from coffee to black tea to Coca Cola. Although humans use caffeine to ward off drowsiness, the caffeine produced by plants makes
asked by selly 
LimitsRationalizing
lim x>1 (1(1/x^3))/ (1(1/x^2)) I keep seeming to get a denominator of zero when I rationalized the denominator.
asked by Marcus 
Vertical Tangent
lim x>0+ for 1/1+ (5^(1/x)) I think there's no limit, since there is a vertical tangent at 0, is this correct?
asked by Marcus 
Math
What outcome is more likely than 2? Using the spinner
asked by Rona 
math
There are 19 boys and 19 girls in the school pep band. If Trey randomly selects a member of the pep band to interview for the school newspaper, what is the probability that he will select a girl?
asked by someone help me! 
Earth Science
Write a paragraph explaining the connections between plate boundaries, forces and faults.
asked by Tperry 
math
4^(3/2)how do you solve as exponent.
asked by Anonymous 
Economics
I am doing a housing project for econimics class. I am buying a house that costs $319,900.00. I have to put 20% down which is $63,980.00. This is so I don't have to pay PMI. How much do I have to borrow?
asked by Gabby 
Math
Grant wrote an equation of a line through the point (4,1) that is perpendicular to the one shown. What other point lies on his line?
asked by Shenae 
Ms. Sue please science
14. The ______ system uses all of your body’s senses to help maintain homeostasis is the answer control?
asked by Delilah 
Chemistry
Calculate the pH after 0.14 mole of NaOH is added to 1.07 L of a solution that is 0.54 M HF and 1.15 M NaF, and calculate the pH after 0.28 mole of HCl is added to 1.07 L of the same solution of HF and NaF. 0.14 mole of NaOH 0.28 mole of HCl
asked by Margaret 
Chemistry
How many moles of NaOH must be added to 1.0 L of 2.2 M HF to produce a solution buffered at each pH? (a) pH = pKa (b) pH = 4.24 (c) pH = 4.60
asked by Margaret 
Writing
What are the five features of a letter.
asked by Timmy 
math
Find inverse of [1/(x2)]+3 and 2(x4)^2 + 5
asked by Elbert 
maths
X^4x^290
asked by terryanne 
Math
What outcome is more likely than 2? Use spinner
asked by Rona 
Math
What outcome is more likely than 2? Use spinner
asked by Rona 
Math
What outcome is more likely than 2? Use spinner
asked by Rona 
pos and neg inf limits
x> + infinity (xsqrt(x^23x)) for this i got 3, because after it is rationalized i got 3x/x= 3 x>  infinity (3x^2+4x+2)/(5x+x^3) i got 3/x , and zero as the final answer are they right. thank you.
asked by Angie 
math
(w+9)^3+56=0 write were w i a real number write answer in simplified radical form write b^2/3 as a radical expression
asked by kj 
math
If i earned $20 in January,$5 in February and $20 in March! What is the mean (average) amount of money earned for these 3 months? what is the answer and can you explain the question to me please
asked by ahmed 
Algebra
How many distinct prime factors does 100100 have?
asked by John 
social studies
why must people be careful with non rewable resources
asked by taylor 
...
Does anyone know why I'm so cold and my arms and legs hurt? And why my head hurts? It just started today at like the afternoon
asked by Anonymous 
math
Square root of xandy
asked by abubakar 
Calc
could i get this step by step pls lim (20x + 400)/(x) as x>∞
asked by John 
calculus
Given ƒ(x) = 2x^2  3x  1 find the slope and equation of the tangent line to ƒ at the point (1, 2)
asked by Matt 
accounting
24000 pounds of product a can be sold for $8 per pound
asked by m 
True/False
A function is continuous at a point if its limit exists at that point. I think it's false because of the counterexample of onesided limits?
asked by Marcus 
statistics
The Engineering Department Claims the Average Battery Lifetime is 500 Minutes. You wish to check whether the lifetime is different from 500 Minutes. What type of hypothesis test is it going to be?
asked by Anonymous 
math
If two additional heart rates were added to the data, how would you get the mode to decrease?
asked by cassidy 
Geometry
If EF=2x19, FG=3x15, and EG=26, find the values of x, EF, And FG
asked by Nina 
physics
At a fabrication plant, a hot metal forging has a mass of 74 kg and a specific heat capacity of 430 J/(kg·C°). To harden it, the forging is quenched by immersion in 710 kg of oil that has a temperature of 32°C and a specific heat capacity of 3000
asked by Anna 
mechanics
(a) A boat moves forwards at 10.0 ms1. You walk across the deck at 1.5 ms1 at an angle of 30„a (i) What is the forward component of your velocity relative to the boat? (ii) What is your total forward velocity?
asked by Kae 
math
The length of a rectangle is 5cm more than twice the width. The perimeter of the rectangle is 34 cm. Find the dimensions of the rectangle. So confused on how to do this problem please help me thanks.
asked by steph 
chemistry
lewis structure of HOCH2S
asked by aly 
math
The dimensions of circle B are three times the dimensions of circle A. The area of circle A is 49 cm2. What is the area of circle B?
asked by tatyana 
algebra
express R as rational expression 1/R=1/R2+1/R2+1/R3 R FOR R1=5 OHMS R FOR R2=4 OHMS R FOR R3=10 OHMS
asked by mary 
Math (algerba 1)
(4 X 10 to the 5th power) to the 2nd power. How would I solve this?
asked by Katea 
math
Maria swims for 4/5 mile.Then she runs for 2/4.Which distance is farther?
asked by Mrs.Vargas 
English
Goal setting: A. is only important in online learning. B. gives direction and standards for achieving one’s purpose. C. is keeping in mind what you want to do. D. is simply writing what you want to achieve and then put it away. is it B
asked by Amy 
English
Setting goals is futile if: A. you do not stick to it. B. you are committed. C. you are only motivated by others. D. you do not do it right. i think its A right?
asked by Amy 
math help please ASAP
The ______ system uses all of your body’s senses to help maintain homeostasis. Is the answer "control"? Or is it "endocrine"?
asked by Delilah 
english
please what is the reader responses in life is funny is a story
asked by eric 
business statistics
Describe a business situation, other than what has already been selected by fellow students or selected from the team assignment, where mean and standard deviation can be used in decision making. Describe how calculation of mean and standard deviation can
asked by Tshara 
Math
If you multiply 100!*200!*300!, how many 0s are there?
asked by K 
Math question
I know these really well, but ive tried alot and couldn't get the same answer as the book.! 1(3x/2)
asked by Mia 
english
2. Efficient time management is essential to get things done because time: A. is a limited resource. B. is stressful. C. costs money. D. is a way to control our disorganization. is it D 3. One way to look at goal setting is: A. it is an exercise in
asked by Amy 
Music
I have this talent show slip I need to fill in for until next week. We need appropriate songs if we are going to sing or dance. I wanted to know if "Like a G6" is approapiate.
asked by Celest 
mathstrignometry
The value of (secpi/7)+(sec3pi/7)+(sec5pi/7) is
asked by anoynomous 
science help ASAP please
The ______ system uses all of your body’s senses to help maintain homeostasis. Is the answer "control"? Or is it "endocrine"?
asked by Delilah