Questions Asked on
March 2, 2011

physics
two students are on a balcony 20.6 m above the street. One student throws a ball vertically downward at 14.7 m/s. At the same instant, the other student throws a ball vertically upward at the same speed. The second ball just misses the balcony on the way
asked by fsfsf 
Chemistry
One mole of N2 and three moles of H2 are placed in a flask at 375 C. Calculate the total pressure of the system at equilibrium if the mole fraction of NH3 is 0.21. The Kp for the reaction is 4.31*10^4. I assume this to be the reaction N2 + 3H2 > 2NH3
asked by Chemmy 
chemistry
An unopened soda can has an aqueous CO2 concentration of 0.0506 m (molality) at 25 C. What is the pressure of CO2 gas in the can?
asked by tash 
Chemistry (Stoichiometry)
Magnesium powder reacts with steam to form magnesium hydroxide and hydrogen gas. a) Write a balanced chemical equation for this reaction. b) What is the percentage yield if 10.1g Mg reacts with an excess of water and 21.0g Mg(OH)2 is recovered? c) If 24g
asked by Nick 
Physics
Two identical gliders slide toward each other on an airtrack. One moves at 1 m/s and the other at 2 m/s. They collide and stick. The combined mass moves at ____ m/s. Answer
asked by Amber 
physics
A hotair balloon of mass 200 kg is descending vertically with downward acceleration of magnitude 1.2 m/s2. How much mass (ballast) must be thrown out to give the balloon an upward acceleration of magnitude 1.2 m/s2 (same magnitude but opposite direction)?
asked by karim 
Physics
A racetrack has the shape of an inverted cone, as the drawing shows. On this surface the cars race in circles that are parallel to the ground, and the surface is at an angle = 20°. For a speed of 29 m/s, at what value of the distance d should a driver
asked by Nick 
PHYSICS NEED HELP FAST
A power plant has a power output of 1055 MW and operates with an efficiency of 33.0 percent. Excess energy is carried away as heat from the plant to a nearby river that has a flow rate of 1.1 x 10^6 kg/s. How much energy is transferred as heat to the river
asked by ricki 
math
a refrigerator is 3 ft wide, 2.5ft deep,and 6ft high. The walls and other parts other refrigerator take up to 20ft. How much cubic feet are left for food?
asked by justin 
physics
Lance threw a ball straight up into the air. The ball's gravitational potential energy at its peak height was 0.4 joules, and its speed when it hit the ground was 4 meters per second. What was the mass of the ball?
asked by Stephanie 
precalculus
A bacteria culture initially contains 1500 bacteria and doubles every half hour. a) Find an expression for the number of bacteria after t hours. Q(t)= b) The number of bacteria after 20 minutes is (the answer must be an integer) c) The number of bacteria
asked by josh 
Biology
A space probe discovers a planet inhabited by creatures !@#$%^&produce with the same hereditary patterns as those in humans. Three phenotypic characters are height (T = tall, t = dwarf), hearing appendages (A = antennae, a = no antennae), and nose
asked by Bob 
accounting
Brianna Moore is an accountant for New World Pharmaceuticals. Her duties include tracking research and development spending in the new product development division. Over the course of the past six months, Brianna noticed that a great deal of funds have
asked by Candace 
math
is 5/8 greater than less than or equal to 58%
asked by Anonymous 
math
Liann works in the olde tyme Soda shoppe. The shop sells milkshakes, double milkshakes, and triple milkshakes. A shake uses 1/8 cup of syrup, a double shake uses 1/4 cup of syrup, and a triple shake uses 3/8 cup of syrup. How many shakes of each kind could
asked by ct 
Finance
Ten years ago, Levin Inc. earned $0.50 per share. Its earnings this year were $2.20. What was the growth rate in Levin's earnings per share (EPS) over the 10year period?
asked by Corey 
PHYSICS NEED HELP FAST
A 150KG STEEL ROD IN A BUILDING UNDER CONSTRUCTION SUPPORTS A LOAD OF 6050KG. DURING THE DSY THE RODS TEMP. INCREASES FROM 22C TO 47C CAUSING THE ROD TO THERMAALLY EXPAND AND RAISE THE LOAD 5.5mm. FIND THE EGERHU TRANSFER AS HEAT TO OR FROM THE ROD. THE
asked by ricki 
math
.045 please convert to a fraction and percent
asked by linda 
Math
A worm up a wall 20 feet high. Each day he climbs 5 feet at night he slips down 4 feet. How many days will it take the snail to get to the top of the wall. Thanks help!
asked by Americal 
math
In an intelligence test administered to 1000 childrens the average score is 42 and standard deviation 24.find (i)the number children exceeding the score 60. (ii) the number of the children with score lying between 20 and 40.
asked by noopur 
statistics
given that x~n(300,15), find the 70th percentile.
asked by Anonymous 
calculus
a woman exerts a horizontal force of 25 lb on a crate as she pushes it up a ramp that is 10 ft long and iclined at an angle of 20 above the horizontal find the work done on the box
asked by Anonymous 
geometry
Trapezoid JKLM has an area of 54. If RC = 6 feet and ML = 8 feet, find JK.
asked by angela 
chemistry
2.) Substances A, B, and C can all act as oxidizing agents. In solution, A is green, B is red, and C is yellow. In the reactions in which they participate, they are reduced to A, B, and C ions respectively, all of which are colorless. When a solution of
asked by kate 
Algebra
write a numerical expression for the phrase & simplify 129 less than 34
asked by Tammy 
CHEMISTRY
Sulfur dioxide gas reacts with hydrogen sulfide gas to produce elemental sulfur (S8) and water vapor. Predict the temperature range over which this reaction is spontaneous.
asked by Josh 
buckeye elementary
name the lengths of the sides of three rectangles that have perimeters of 14 units
asked by jelica 
chemistry
In the United States, water used for irrigation is measured in acrefeet. An acrefoot of water covers an acre to a depth of exactly 1 foot. An acre is 4840 yd^2. If desalinated water costs $1950 per acrefoot, how much does desalinated water cost per
asked by Kathy 
earth
describe the relationship between mass movement and gravity?
asked by jessica 
physics
two students are on a balcony 20.6 m above the street. One student throws a ball vertically downward at 14.7 m/s. At the same instant, the other student throws a ball vertically upward at the same speed. The second ball just misses the balcony on the way
asked by fsfsf 
Can no one help?!
1. Use cylindrical shells to compute the volume of the solid formed by revolving the region bounded by y= 2x and y = x^2 3 about x= 6. 2. Find the volume of the solid formed by revolving the region bounded by y= e^x , y= e^x, and y= 3 about y= 5. I'm
asked by Mia 
trig
Richard is flying a kite. The kite string makes an angle of 57 degrees with the ground. If Richard is standing 100 feet from the point on the ground directly below the kite , find the length of the kite string
asked by ... 
physics
A hotair balloon of mass 200 kg is descending vertically with downward acceleration of magnitude 1.2 m/s2. How much mass (ballast) must be thrown out to give the balloon an upward acceleration of magnitude 1.2 m/s2 (same magnitude but opposite direction)?
asked by karim 
Physics
Review Conceptual Example 7 before starting this problem. A uniform plank of length 5.0 m and weight 225 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support (see the drawing). To what distance x can a person who
asked by Anonymous 
chemistry
How many grams of oxygen are required to produce 56.0 g water vapor?
asked by Megan 
chemistry
2.) Substances A, B, and C can all act as oxidizing agents. In solution, A is green, B is red, and C is yellow. In the reactions in which they participate, they are reduced to A, B, and C ions respectively, all of which are colorless. When a solution of
asked by kate 
chemistry
A buffer is formed by mixing 100 mL of 0.2 M HClO2 and 200 mL of 0.7 M KClO2. What volume of 0.2 M KOH can be added before the buffer capacity is reached?
asked by Bria 
Chemistry
One mole of N2 and three moles of H2 are placed in a flask at 375 C. Calculate the total pressure of the system at equilibrium if the mole fraction of NH3 is 0.21. The Kp for the reaction is 4.31*10^4. I assume this to be the reaction N2 + 3H2 > 2NH3
asked by Chemmy 
English
Can you help with writing a paragraph using all these words? Scientist, encourages, limitations, robotics, asthma, and fit. All the words must be in the paragraph.
asked by Tianya 
Chemistry
What is the molality of a solution composed of 11.1 g NaCl dissolved in 638 g of water? Answer in units of m.
asked by Tony 
Math
Use the distributive property to rewrite this expression, then simplify the new expression if possible; 4(z+3)
asked by Tammy 
Physics
Please help! Suppose that a 400 gram copper object (specific heat 0.092 cal/g/degrees Celsius) receives 900 cal. of heat. What is the temperature change? Explain your reasoning. Thanks
asked by A 
chem 1 high school
equation: 4NH3(g) + 5O2(g) > 4NO(g) + 6H2O(g) What mass of O2 is needed to produce 0.563g of NO? I think the answer is 750g but how do I get that answer?
asked by TJ 
psy 101
You believe that most behaviors are a product of your environment; your best friend argues that behaviors are a result of heredity. This is an example of?
asked by Keisha 
physics
A loaded truck can accelerate at 6.4 m/s^2. It loses its load so that it is only 0.9 as massive. By what factor must the acceleration change for the same driving force?
asked by brandon 
math
Girls are onehalf of the fifth grade class.Twotenths of these girls have red hair.Red haired girls are what fraction of the fifth grade class?
asked by hamza 
Science
What does a sharp shadow tell us about the way light travels?
asked by Erika 
Physics
A 2 kg ball rolls at 2 m/s toward a 1 kg ball at rest. After the balls collide they stick together and move at _____ m/s.
asked by Amber 
Geo
A plane P cuts O in a circle that has diameter 20. If the diameter of the sphere is 30, how far is the plane from O?
asked by Anonymous 
Math
A triangle has 2 angles that measure 60 each. Which of the following best describes thiz triangle. A. Right isoseles triangle B. Equilateral triangle C. Obtuse isosceles triangle D. Acute scalene triangle
asked by Help 
law
what is commutative testimony?
asked by brownley 
Finance
. Fill out the missing items on the Kim, Inc.’s balance sheet based on the ratios given below: Cash and marketable securities 800 current liabilities ? Accounts Receivables ? Long term Debt ? Inventory ? Equity ? Fixed Assets ? TOTAL ASSETS $8800 TOTAL
asked by Ann 
physics
A Ferris wheel at an amusement park having a diameter of 14 m completes one rotation in 45 s. (a) What is the rotational speed of this Ferris wheel in revolution per minute and in degrees per second?
asked by anonymous 
physics
please help. a pitcher throws a .50kg ball of clay at a blck of woo. the clay sticks to the wood on impact, and thier joint velocity afterwards is 3.0m/s. what is the original speed of the clay. please help with this question
asked by liz 
math
a monitor displays the graph y = sin 5x. what will be the amplitude after a dilation of 2?
asked by sarah 
chemistry
A 40 mL sample of 0.25 M NaCHOO is titrated with 0.2 M HCl. What is the pH of the solution after 140 mL of HCl has been added?
asked by Eddy 
history
the american dream rising from "rags to riches" was reflected in a. mark twain' novel the gilded age b. novels of social protests c. dimestore novels d. minstrel shows
asked by susulove 
physics
A loaded truck can accelerate at 6.4 m/s^2. It loses its load so that it is only 0.9 as massive. By what factor must the acceleration change for the same driving force?
asked by brandon 
SCience
whyis frosted glass often used for bathroom windows instead of clear glass or solid wall?
asked by Erika 
Commercial
Im trying to find an ad that should be banned, and I came upon this site h t t p : // w w w . fastcompany . c o m /1691071/theworstadsof2011 And I think that the Progressive: "Flo Dishes Out Discounts" ad should be banned, because it kind of shows Flo
asked by Anonymous 
Geometry
If the length of the altitude of the hypotenuse of a right triangle is 8, and the length of the hypotenuse is 20, what are the lengths of the segments of the hypotenuse? (Let x and 20x be the lengths of the segments of the hypotenuse.)
asked by Camile 
math
how do you solve 355 1/5 55 2/5
asked by jackie 
math
A triangle has sides of lengths 48 feet, 55 feet, and 74 feet. Which statement is true concerning this triangle?
asked by Lo 
Math
Minimize C=7x+3y+4z 0≤x 0≤y 0≤z 100≤2x+3y+3z 120≤5x+2z Answer: Minimum value of C =?
asked by Eve 
College Physics
Vector A points in the negative y direction and has a magnitude of 6 units. Vector B has twice the magnitude and points in the positive x direction. Find the direction and magnitude of vec AB and Vec BA?
asked by Brittany 
algebra
How many solutions does the following system have: 6x  3y = 9 2x  y = 3 Explain how to determine the number of solutions without solving the system. Then apply elimination, and interpret the resulting equation. could you please explain this to me?
asked by peg 
history
What is the significance of Alexander Hamilton's financial program? How did Hamilton's financial program play a role in the creation of a twoparty political system? My response to the first was that he wanted to increase the nations finances and to make
asked by m 
Physics
Can anyone explain this to me, it was on my exam and i don't get it ; A 14.0 kg crate is pulled up a rough incline with an initial speed of 1.6 m/s. The pulling force is 131.0 N parallel to the incline, which makes an angle of 12.3 ◦ with the horizontal.
asked by Johnnie 
trig
covert polar equation r = 6/(23sinè) to rectangular equation
asked by Anonymous 
English
Posted by English on Sunday, February 27, 2011 at 7:26pm. 1. You can read whatever magazine you like. 2. You can read which magazine you like. 3. You can read that magazine you like. (Which one is right? Are they all grammatical? What is the difference in
asked by rfvv 
Physics
If you do work on an object in 1/3 the usual time, your power output is ____ times the usual power output
asked by Amber 
math
Hitomi has a total of 30 red and blue bowling balls ate her bowling alley. Each red ball weighs 8 lb. Each blue ball weighs 9 lb. If the total mass of the blue balls is 49 lb. heavier than the total mass of the red balls, how many red balls does she have?
asked by anna 
Physics
A 255 kg piano slides 4.3 m down a 30° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (Fig. 635). The effective coefficient of kinetic friction is 0.40. (a) Calculate the force exerted by the man. (b)
asked by Maria 
7th grade math
Each person has taken four tests and has one more test to take.Find the score that each person must make to change the mean or median as shown Barry has scores of 93,84,86,and75.He wants to raise the mean to 86
asked by Daniel 
biology  glycolysis +atp (help)
9. The total amount of energy released from the chemical bonds of glucose is 2870 kJ/mol, after the initial investment of 2 ATP. The total energy that can be harvested to form ATP molecules is about 1200 kJ/mol. a. After the initial investment of 2 ATP, 38
asked by Farah 
Physics
A curve of radius 40 m is banked so that a 1070 kg car traveling at 60 km/h can round it even if the road is so icy that the coeﬃcient of static friction is approximately zero. The acceleration of gravity is 9.81 m/s a)Find the minimum speed at which a
asked by Johnnie 
English
1. Call 911. 2. Call at 911. 3. Dial 911. 4. Dial at 911. 5. Call me at 1234567. 6. Dial me at 1234567. (Which expressions are right?)
asked by rfvv 
physics
WHAT CONDITIONS ARE NECESSARY FOR A HEAT ENGINE TO HAVE AN EFFICIENCY OF 1.0? AND HOW DO THE TEMP OF COMBUSTION AND THE TEMP. OF COOLANT AND EXHAUST AFFECT THE EFFICIENCY OF AUTOMOBILE ENGIES?
asked by ricki 
Algebra 1
The perimeter of a triangle is 20 inches. The longest side is 4 inches longer than the shortest side, and the shortest side is three fourths the length of the middle side. Find the length of each side of the triangle
asked by Aubrey 
Algebra I
Write a system of equations to solve Kay sells athletic shoes aat a store. She can either earn $500 per month plus 4% commission on her tial sales, or $400 per month plus a 5% commission on total sales. then B. What is the total price of the athletic
asked by Aubrey 
Chemistry
Calculate the mass of sodium bicarbonate needed to neutralize 3.0 mL of 3.0 M HCl. Show your work.
asked by Dan 
History
Aaron Burr hated Alexander Hamilton because Hamilton a. doubted Burr's character, and sabotaged his political aspirations. b. did not serve in the military during the American Revolution. c. was his biological father. d. never supported the policies of
asked by HELP ME 
Physics
A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 2.60 104 s. What is the speed at which the satellite travels?
asked by Nick 
Chemistry
The normal freeing point of cyclohexane if 6.6 degrees Celsius. A 0.2g sample of an unknown solute is dissolved in 50 ml of cyclohexane (d0.8g/ml, Kf=20 degreesCelsius/m. If the freezing point of the solution is 3.6 degrees Celsius, what is the molar mass
asked by Karolina 
Finance
XYZ bonds have a 7.60 percent coupon and pay interest annually. The face value is $1,000 and the current market price is $1,062.50 per bond. The bond matures in 16 years. What is the yield to maturity?
asked by Janiyah 
spanush
what is the verb poner in the preterite "yo" form?
asked by Ed 
German
PREPOSITIONS 1)Er setzt sich _______den Tisch 2)paul steht _________der Wohnungstür 3) schickn Sie die Briefe _____Leiter 4)Kann ich____dem Essen spazieren gehen
asked by vera 
high school chem 1 (stoichemestry)
using equation: 2Fe(OH)3 + 3H2SO4 > Fe2(SO4)3 + 6H2O question: How many Molecules of H2O can be made from 9.21 x 10^22 molecules of H2SO4?
asked by TJ 
accounting
Brevard County needs a new county government building that would cost $24 million dollars. The politicians feel that voters will not approve a municipal bond issue to fund the building since it would increase taxes. They opt to have a state bank issue $24
asked by Candace 
english
First you get to read something on the Internet or in your favorite magazine, and then write a summary of it. Choose any subject of interest to you personally (stamps, bees, security alarms, global warming, sports, etc.) and read about it (or listen to a
asked by rita 
math
Raise the quantity in parentheses to the indicated exponent, and simplify the resulting expression. Express answers with positive exponents. (33xy^1/66x^0y^3)2
asked by Jackster 
math
Simplify the following quotient of complex numbers into the form a + bi. 88i/1+2i
asked by Jackster 
geometry
a block prism has a volume of 36 cubic units, what is the least and greatest surface area it could have
asked by william 
chemistry
which of the following is not Acidic? Milk Saliva soft drinks blood
asked by Anonymous 
math
!_,_,_,9,730,_,... terms in the sequence above are created such that each term after the first term is 1 more than the cube of the perceding term. what is the value of the first term in the sequence??
asked by fallen 
chemestry
an aqueous solution was prepared by dissolving 1438.0g of a nonelectrolyte in 469.0g of water at 25*c. the Vapor pressure of the resulting solution was found to be 20.5 torr. what is the molar mass of the unknown compound? the vapor pressure of the water
asked by Nick 
geometry
a line segment is divided into two segments that are in a ratio 4 to 7. the measure of one segment is 15 inches longer than the measure of the other. Find the measure of each segment.
asked by Anonymous 
Biology
As scientists tried to discover the nature of genes, what three critical gene functions had they identified?
asked by Katelyn 
Math
Identify the group that does Not contain equivalent fractions, decimal and percent. a.1/20, 0.05,5% b.7/20,0.7,70% c.1/8, 0.125, 12.5%
asked by Lesley 
math
Use integration by parts to verify (from pi to +pi)cosmxcosnxdx = pi when m=n and (from pi to +pi)cosmxcosnxdx = 0 when m and n are not equal.
asked by chris 
SpanishAnoher questionPlease check my answer for
¿Qué quieres comer hoy? Would I answer thisQuiero comer en el restaurante hoy. Thank you
asked by Mellie 
chemistry
what is the mechanism of urea based precipitation of copper nitrate?
asked by zia 
Algebra sequences
Year 2003 2004 2005 2006 Populatation 22.12 22.49 22.86 23.41 A. divide the population for each year by the population in the preceeding year. Round to the two decimal places and show the Texas population increase that is approximately geometric. 1.01 B.
asked by Amber 
physics
If the rotational speed of each wheel is 9 revolution per second, what are the tangential speeds of a point on the rim of each wheel? Note: Wheels spin independently with equal rotation speeds Diameter of Wheel A: 24 Diameter of Wheel B: 12
asked by kelly 
12th grade chemistry
How many molecules of water can be made from 9.21 x 10^22 molecules of hydrogen sulfate? The equation is 2Fe(OH)3 + 3H2SO4 > Fe2(SO4)3 + 6H2O
asked by TJ 
Physics 2
The wire in the figure below carries a current of 13 A. Suppose that a second long, straight wire is placed right next to this wire. The current in the second wire is 26 A. Use Ampère's law to find the magnitude of the magnetic field at a distance of r =
asked by Kellsey 
Physics
A racetrack has the shape of an inverted cone, as the drawing shows. On this surface the cars race in circles that are parallel to the ground, and the surface is at an angle = 20°. For a speed of 29 m/s, at what value of the distance d should a driver
asked by Nick 
chemistry
what is the effect of concentration of urea on urea based precipitation of copper nitrate?
asked by zia 
Chem
CH3COOHCHCOO 3hydroxybutyrate or βhydroxybutyrate I have no idea why this is named what it is named. I know that the COO on the end is the most oxidized. I don't understand why a 3 is being used. Would it not be 4 b/c there are 4 carbons. I'm just
asked by Lena 
geometry
a line segment is divided into two segments that are in a ratio 4 to 7. the measure of one segment is 15 inches longer than the measure of the other. Find the measure of each segment.
asked by Anonymous 
English
I need help with homophone for a couple sentences I am stuck on. Sentence 1: The _____ in that phone booth has a shirt with a turtlenecked______. Sentence 2: The campers in their _____ are _______ about the reports of bears. Don't show your ____ while on
asked by Kameron 
chemistry
what is the number of calories of heat energy released when 25 grams of water is cooled from 20 C to 10 C?
asked by Anonymous 
Physics
The kinetic energy of a 4 kg object moving at 3 m/s is _______ J.
asked by Amber 
ENGLISH
Please check for any errors. If there are some errors please correct them for me. When you were in my office last Tuesday, you stated that you wanted to alter your will to include two additional heirs. I have now prepared a will in compliance with your
asked by shay 
Physics
A 255 kg piano slides 4.3 m down a 30° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (Fig. 635). The effective coefficient of kinetic friction is 0.40. (a) Calculate the force exerted by the man. (b)
asked by Maria 
Physical Education
Length: about 1 A4 page. Someone please proofread and tell me how I can restructure certain sentences. Like some of them are lengthy because I want to make a point or arguement. Part a) Outline the purpose of the campaign you are assessing. b) Assess two
asked by Shivi 
English
1. However brilliant she is, she won't be able to solve this math problem. 2. However brilliant she may be, she won't be able to solve this math problem. 3. No mater how brilliant she is, she won't be able to solve this math problem. 4. No matter how
asked by rfvv 
physics
A door starts from rest and swings with an angular acceleration, alpha, α = 6 rad/s2, where t is in seconds. Determine the angle in radians through which the door turns in the first 3 s. Hint: kinematics equation for angular position (i.e., angle) is
asked by Anonymous 
Algebra 2 word problem
Just wanted to check to see if these are correct. Thank you, Please check if a greyhound bus travels 7mph slower than the express bus. the express bus travels 45 miles in the time it takes the greyhound bus to travel 38 miles. find the speed of each bus
asked by Paige 
Physics
Please Help! An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of water at 100 degrees Celsius. After equilibrium is reached, the object is removed from the hot water and placed in 200 grams of water at 0 degrees
asked by A 
physics
A rectangular piece of gold is 2.6 cm long and 3.9 cm wide.The piece displays a resistance of 1.47 ìÙ when a current flows along the depthdirection. In cm, how deep is the piece?
asked by crystal 
Physics
Hi I really need help with this question... please provide a step by step explanation with the answer because I need to understand it. Thanks! A 406kg pile driver (the figure below) is raised 12 m above ground. (a) How much work must be done to raise the
asked by MB 
Geometry
a line segment is divided into two segments that are in a ratio 4 to 7. the measure of one segment is 15 inches longer than the measure of the other. Find the measure of each segment.
asked by lula 
Physics
Please Help! An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of water at 100 degrees Celsius. After equilibrium is reached, the object is removed from the hot water and placed in 200 grams of water at 0 degrees
asked by A 
math
in the triangle ABC , AD ray bisects the exterior angle of the triangle at A and intersects CB ray at D . if AB = 6 cm , AC = 8 cm , and BC = 5 cm , find the length of BD line segment
asked by Hossam Nassar 
PHYSICS
A while crossing a bridge that is 3.6 km long, a truck weighing 9000 N is stalls 0.6 km from the left side of the bridge Calculate the torque about the left support due to the truck
asked by anonymous 
Statistics
In a single toss of a fair die, what is the probability of obtaining an even number divisible by three?
asked by Karen 
math
Simplify the following product of complex numbers. (8 + i) • (4 – 3i)
asked by Jackster 
ALGEBRA
Translate to an algebraic expression. The product of 35% and some number. The translation is _______ (type the percentage as a decimal. Use y to represent some number )
asked by glloyd 
Physics
A piston, A, has a diameter of .87 cm. A second piston, B, has a diameter of 5.6 cm. Determine the Force "F" necessary to support the 850 N weight in the absence of friction.
asked by Cassie 
Science
Why is it so important to know your students even before planning your first science lesson.
asked by Anonymous 
English
1. He has great taste in fashon. (Would you like to paraphrase the sentence? What other words can we use instead of 'taste'? What is the meaning of 'taste' in the sentence?)
asked by rfvv 
math
how wuld I write 2/5 as a decimal
asked by ace 
microeconomics
What condition must be met in order to conclude that an economy is maximizing social wellbeing? Do the equilibriums given by individual markets necessarily lead to the maximization of social wellbeing (that is, if demand is equal to supply, can you
asked by Chris 
Algebra
Factor the following trinomial: w^18 – 9w^9y^5 + 14y^10
asked by Patrick 
Biology  gylcolysis history (help+check)
The process of glycolysis is thought to have emerged very early in the origins of life. What evidence to support this theory can you find in the material presented in this section? Be prepared to defend your ideas. Ans: is this question indirectly related
asked by Farah 
Algebra I
Write a system of equations to solve Kay sells athletic shoes aat a store. She can either earn $500 per month plus 4% commission on her tial sales, or $400 per month plus a 5% commission on total sales. then B. What is the total price of the athletic
asked by Aubrey 
math
While investigating the properties of parallelograms using a dynamic geometry software program, a student notices that the diagonals of a parallelogram seem to bisect each other. The student conjectures that this statement is true for all parallelograms.
asked by michele 
math
Express the answer using scientific notation; retain all nonzero decimal places. (1.9 • 104) • (8.4 • 105)
asked by Jackster 
ALGEBRA
At a local community college, it cost $ 450 to enroll in a morning section of an algebra course. Suppose that the variable n stands for the number of students who enroll. Then 450n stands for the total amount of money collected for this course. How much is
asked by glloyd 
Geometry
pa and pb are tangents to circle from point p. chord ab is drawn. find the number of degrees contained in angle pab if angle apb contains a)80 degees b 40 degrees c) 60 degrees d) 90 degrees e) 120 degrees can some1 pllllz explain this 2 me!
asked by Summer 
math
Apply the rule (3x,3y) to the vertices of rectangle ABCD to get rectangle WXYZ.
asked by sarah 
Physics 2
The wire in the figure below carries a current of 13 A. Suppose that a second long, straight wire is placed right next to this wire. The current in the second wire is 26 A. Use Ampère's law to find the magnitude of the magnetic field at a distance of r =
asked by Kellsey 
geometry
correct me if I'm wrong please. 7. what is the equation of the line which passes through c(2,3) and has a slope m =1/2? a.)x2y=4
asked by Anon 
college
When a hurricane or flood or a pandemic strikes a country, who is most likely to respond first? Which economic system is the best solution for handling a crisis of epic proportion?
asked by Shurneke 
Geometry
a line segment is divided into two segments that are in a ratio 4 to 7. the measure of one segment is 15 inches longer than the measure of the other. Find the measure of each segment.
asked by lula 
Chemistry
What is the molar mass of 4.56grams of Benzoic Acid?
asked by sarah 
geometry
round 4.3215 to the nearest thousands
asked by jared dudley 
Chemistry
I don't know how to get the mole ratios of the following: Copper to Chloride Zinc to Chloride Zinc to Copper There are the moles I have of each; Copper 4.25*10^3 mol Zinc 3.67*10^3 mol Chloride 2.27*10^2 mol
asked by Jake 
eth125
: Familism in Hispanic & Latino Culture  Based on the evidence provided, how is familism a positive attribute? What might make familism a negative attribute, as well?
asked by stacee 
6th grade Math
9 + 5k = 45 + 2K the sample shows operation S9 to come up with 5K=36+2k assuming subtract 9 from the 45 sample shows K=12 how did they come up with that?
asked by Marissa 
english
In the message portion of your Discussion post, start by writing one general sentence about a topic After your one general sentence, write three or four sentences that add specifics to your description
asked by rita 
calculus
find equation of the tangent line to the graph of f(x) at the given point f(x)=(x1)(2x+3)/(x5) at 9, 42
asked by michelle 
Chemistry
Calculate the mass of sodium bicarbonate needed to neutralize 3.0 mL of 3.0 M HCl. Show your work.
asked by Dan 
Bio
what is another method for classifying bacteria? (other than shape or cell wall structure). thanks! :)
asked by Josh 
Chemistry
(A) is a solution of hcl (b)is a solution of koh titrate against b8 record your titre values as follows burretreadingrough1stread2ndread3rdread/finalrding under rough33.50un der 1s rd 33.50under 2nd rd 33.60 under3rd rd33.70 intial rding under
asked by Kc luckydony 
HTT/210
HOW DID YOUR SECTOR BECOME MORE POPULAR OR IMPORTANT TO THE TRAVEL AND TOURISM INDUSTRY? PROVIDE A SIGNIFICANT HISTORICAL OR RECENT DEVELOPMENT. WHAT IS THE COMMON DEMOGRAPHIC OR TARGET GROUP THAT UTILIZES YOUR TRANSPORTATION SECTOR WHEN TRAVELING OR
asked by leonor 
Statistics
For a population with a standard deviation of 10, how mlarge a sample is necessary to have a standard error that is less than or equal to 5 points?
asked by Denise 
chemistry
If a 190 mg piece of gold (density =19.32 g/cm^3) is hammered into a sheet measuring 2.3 x 1.0 ft, what is the average thickness of the sheet in meters?
asked by Jen 
Biology
What lines of support are there for evolution and what examples can be seen for each of these?
asked by Ann 
English
1. She studied hard, only to fail. 2. She studied hard, but failed. 3. She studied hard, but she failed. (Does #1 mean #2 and #3? Are they all grammatical? Do we have to put a comma before only?)
asked by rfvv 
Accounting
What is the journal entry for the following? Stan opened a bank account in the name of SSRC and deposited $10,000 of his savings into the account.
asked by Rhea 
English
Can you please check these sentences for me? Thank you. 1) Henry believes beauty to be not as superficial as thought. 2) He urges Dorian to enjoy his youth now that he can, while it won't last for ever. 3) He also urges him to give in to any kind of
asked by Mike 
physics
If the original electric field is 1.5x10^4 N/C and the distance is reduced to onehalf the original distance, what is the magnitude of the new electric field?
asked by anonymous 
Spanish
16. Yo _____ está mejor o peor. a. no sé b. no sé si c. sé d. no lo sabía A or B? 17. "¿Cuánto cuesta esa videocasetera nueva?" "_________" a. Cinco dólares b. Cincuenta dólares c. Quince dólares d. Quinientos dólares B? 19. "¿Qué hiciste en
asked by mysterychicken 
Chemistry
Determine the molarity (in mol/L) of NO2− ions in solution when 9.77×101 g of sodium nitrite is added to enough water to prepare 3.94×102 mL of the solution.
asked by Colin 
Psychology
"It all happened for the best," "I would never have left that dreadful job if they had not laid me off," and "Yes, I miss mom's home cooking, but I am going to school and building my future." These are examples of: (Points: 5) avoidant coping.
asked by Lisa 
geometry
a pool is 50 meter long, 25m wide and 4m deep.what will be the cost of cementing its walls and the floor at at a rate of 25 per meter?
asked by Anonymous 
Physics
The work done on an object with a mass of 50 kg raised 3 meters is ________ Nm.
asked by Amber 
Phys
i cant get this no matter what i try; A curve of radius 40 m is banked so that a 1070 kg car traveling at 60 km/h can round it even if the road is so icy that the coeﬃcient of static friction is approximately zero. The acceleration of gravity is 9.81 m/s
asked by HELP JOHN 
algebra
I have to find the square footage of my kitchen floor with the length of one side being 8 inches. So, now I know I can make X=8. f(x)=x^2 is the template needed for this solution. If f(8)= the square footage of my kitchen floor, what will my answer be?
asked by Carly 
A level law
discribe the custodial, community and other sentences available for adult offenders convicted in the crown court. 2. which types of sentences would be more appropriate where the main aims of sentencing are rehabilitation and reform thank you
asked by elizabeth 
hcs/335 plz help
What issues involve problems with consent in stem cell research? can anyone help me? i just need a quick explanation andi can go on from there i don't want the answer i just need help thanks
asked by bobbi 
History
During the end of James Madison's presidency, the Republican Party a. began to embrace economic nationalism. b. opposed tariffs as destructive to agrarian interests. c. led the fight to stop the Second Bank of the United States. d. was dismantled.
asked by Anonymous 
history
what attracted readers by presenting "sensational" news stories?
asked by susulove 
overland high school
the gravitional force exerted on objects on the moon is about 1/6 that of earth. if an object weighs 240 newtons on the moon, on earth it would weigh _________.show work
asked by danial 
math
A right triangle has a hypotenuse equal to 25 m and one leg equal to 17 m. What is the approximate value of the second leg of the triangle?
asked by Lo 
Physics
A satellite has a mass of 6000 kg and is in a circular orbit 4.20 105 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.20 106 m. What is the true weight of the satellite when it is at rest on the planet's
asked by Nick 
Physics
Please Help! An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of water at 100 degrees Celsius. After equilibrium is reached, the object is removed from the hot water and placed in 200 grams of water at 0 degrees
asked by A 
5th grade math
use inverse operations and a property of equaility to solve the equations. x+13=42 x12=37
asked by casey 
calculus
For each function, find a. f''(x), and b. f''(3). f(x)= 1  6x^2
asked by zane 
English
My father lived to be ninety. My father lived to be ninety years old. My father lived until/till ninety. My father lived until/till ninety years old. My father lived until/till he was ninety (years old). (Are all the expressions grammatical and the same?
asked by rfvv 
Another Commerical
Ive done one on one of the prescription drugs, and I also want to do a complaint against the 5 hour Energy drinks because it isnt really healthy. The healthy choice is to get enough sleep, eat well, and do some exercise such as aerobics. I need to know who
asked by Anonymous 
Statistics
A random variable X is normally distributed with ì = 60. Convert the value of X to a zscore, if the standard deviation is as given. X = 60; ó = 7 A) 7 B) 1 C) 60/70 D) 0
asked by Megan 
Math
Jim bought a pair of shoes for $50 and laces for $1. If the sales tax is 7%, how much tax must he pay?
asked by Stephanie 
Saint Louis University
Let f(x,y)=sqrt((xa)^2+(yb)^2+(zc)^2). Minimize f subject to Ax+By+Cz+D=0. what is the geometric meaning of your solution?
asked by Micx 
Math Man I am lost
Find the derivative of the function f(x)= 1/(sqrt (2x^3)9)
asked by Jessie 
chemistry
If you mix 150.0 of sodium with the necessary amount of chlorine, how much salt should you produce(measured in grams)?
asked by Kaylee p 
Accounting
In 2014 ABC Company reported net income of $100,000. What would be the effect on retained earnings on ABC Company's balance sheet and on its 2015 income statement if it didn't record a closing entry?
asked by Rhea 
algebra
9x 12 = 78. I need the steps to solve.
asked by Paula 
math (algebra 1)
Determine the probability of rolling a sum of 9 or an odd number with two number cubes.
asked by ruth 
Physics
I was walking through my local home supply store the other day carrying a 10 ft length of plastic pipe. The pipe was horizontal and my hand was supporting the middle of the pipe. I noticed that when I took two steps each second the ends of the pipe would
asked by Eliza 
Spanish7th gradePlease help
I'm not sure what this is asking or how to answer it ¿Qué prefiere llevar tu mamá? Is it asking what I prefer to take my mom? And how do I answer it? I'm really confused on the transalation Please give advice
asked by Mellie 
Bio
Why do scientists think that colonial organisms were important in the evolution of multicelluar organisms? thanks!
asked by Josh 
PHI 103
what fallacy is used in,"After a taste of the morning coffee that his wife had made, Paul asks, "Did you do something different with the coffee this morning? It tastes a little bit different." "Look," snaps his wife, "if you don't like the taste of my
asked by Anonymous 
Algebra 2
Find all number for which the rational expression is undefined. q^359/9^264. Thank you
asked by Esther 
Chemistry HELP!!
A 100.0mL sample of the lake water was treated with 1.0mL of 1M AgNO3. 71.7mg of silver (I) chloride was isolated.What is the concentration of chloride ions in the water sample?
asked by Toni Jones 
math
The following pattern continues indefinitely. REPEATREPEATREPEAT… 1) What is the 38th letter in the pattern? Explain your answer. 2) What is the 40th letter in the pattern? Explain your answer. 3) What is the 604th letter in the pattern? Explain your
asked by anonymus 
geometry
Segments with the lengths of 6, 8, and 10 units will form what type of triangle?
asked by moody 
chemistry
A highaltitude balloon contains 97.5 L of helium gas at 95.8 kPa. What is the volume when the balloon rises to an altitude where the pressure is only 21.5 kPa? (Assume that the temperature remains constant.)
asked by lisa 
math
How do you change 12d=60 into an linear enquality using either < or >?
asked by Tony 
English
Please check for spelling and commas errors. If commas need to be placed somewhere please let me know where. Please let me know whether you want photographs taking of the altar during the ceremony or after the services. If you would prefer not to have
asked by shay 
Biology
As scientists tried to discover the nature of genes, what three critical gene functions had they identified?
asked by Katelyn 
math
let f be a function such that y'[x^2+1*f(x)]=2xf(x) +3x^4 +3x^2. What's f(x)?
asked by Hello 
liberal arts
3(x – 2) + 4x = 27
asked by tiffany 
Business Law  Partnership
Question: Bright is a partner in a firm of accountants. Without consulting the others, he orders a word processor, though the price exceeds the figure for which agreement of all partners is required by the partnership agreement. He appoints a new clerk
asked by Student555 
Math
Here is the question: Patty has a bag of 72 marbles. The ratio of green marbles to yellow marbles is 2 to 7. How many green marbles does patty have? I don't know how to answer it. Please help!
asked by Shannon 
Accounting
Cadzow Inc purchases all of its inventory on credit. On January 1, 2008 Cadzow had $1,750,000 of Inventory. Cost of goods Sold during 2008 was $5,650,000. The beginning and ending balances in Cadzow’s Accounts Payable account on January 1, 2008 and
asked by Rhea 
english
After reviewing the lecture and suggested readings for this week, you have probably picked up several useful tools for stress management. Not only can you use these tools to help you choose better ways to react to situations, but you can also help others
asked by rita 
Algebra 2
Find all numbers for which the rational expression is undefined. p^33p/p249. Thank you.
asked by Esther 
physics/physical science
I have multiple questions like the following and need help on how to work out the answer of one because our book does not cover impulse. a car is at rest when it experiences a fwd propulsion force to set it in motion. it then experiences a second fwd
asked by allison 
Statistics
A random variable X is normally distributed with ì = 60. Convert the value of X to a zscore, if the standard deviation is as given. X = 60; ó = 7 A) 7 B) 1 C) 60/70 D) 0
asked by Megan 
ENGLISH
Please check and make sure my words are spelled correct and I have commas where they need to be.If not please correct it for me.Also do I suppose to capitalize smothers canning fortune. Please let me know whether you want to go by air or drive to the
asked by shay 
Calculus Please someone help
1. Find the slope m and an equation of the tangent line to the graph of the function f a the point (2, 38) 2. Find an equation of the line that passes through the point (9,7) and is perpendicular to the line 5x+3y4=0
asked by Bethany 
Math
Don't understand what they want for a answer. Given the equation of a nonvertical line, explain how to find the slope without finding two points on the line.
asked by Tammie 
math
how do i write a decimal and a fraction to show what part of a dollar one penny represents
asked by zach 
College astronomy
What would be the parallax of Alpha Centauri if measurements were made from Mars?
asked by Lisagail 
eth 125
: Familism in Hispanic & Latino Culture
asked by stacee 
math
Use four 4s to make all the numbers from 0 to 50 example 4+4 6=4+ 4 use any mathematical signs but four 4s may be used for each number
asked by bob 
history
Discuss one example of cultural, economic, or environmental diffusion between the yellow river valley and Mesopotamia
asked by Anonymous 
math
Alexandra needs to cut the square pyramid out of cardboard. How much cubic space does she have?
asked by Anonymous 
Physics
Please Help! An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of water at 100 degrees Celsius. After equilibrium is reached, the object is removed from the hot water and placed in 200 grams of water at 0 degrees
asked by A 
Chemistry
How much heat is needed to raise the temperature of 155 g of water from 25.5 Celsius to 95.0 Celsius?
asked by Nicole 
English
Please check for any errors. If there are some errors please correct them for me. When you were in my office last Tuesday, you stated that you wanted to alter your will to include two additional heirs. I have now prepared a will in compliance with your
asked by shay 
Math
Suppose that y≤3x, 2x≤y and 13x+13y≤1 together with 0≤x, 0≤y. Determine a value of k so that the function f(x,y)=kx=y has a positive maximum value on the region at two corners. ANS: k= ?
asked by Megan 
ENGLISH
Please check for any errors. If there are some errors please correct them for me. When you were in my office last Tuesday, you stated that you wanted to alter your will to include two additional heirs. I have now prepared a will in compliance with your
asked by shay 
chemistry
HOOC CH(CH2CH2SCH3)NH3+ , the amino acid methionine, has pKa1 = 2.2 and pKa2 = 9.1. If this amino acid is represented by H2L+, what is the major species at pH 6?
asked by Eddy 
5th math
Answer to this question: Lucienne and her class made 684 note cards for a school benefit. how many boxes of eight can thry fill? And tell what you did with the reminder?
asked by tyrese 
math
whats the percent of 65/70
asked by ace 
physics
If the original electric field is 1.5 104 N/C and the distance is reduced to onehalf the original distance, what is the magnitude of the new electric field?
asked by anonymous 
chemistry
Cu(H2O)4 + 2OH >
asked by failing chem 
algebra
For the class your car gets 32 miles per gallon of gas you need to travel 278 miles on day 1, 649 miles on day 2, and 482 miles on day 3. What is the function? What are the domain and the range?
asked by Kathy 
geometry
what are the polar coordinates of the point k(1,sqrt3)? a.(2,60deg) b.(2,240deg)
asked by Anon 
algebra 1
four less than half a number is 17.find the number
asked by adrian 
English
What has a lot of power and start with with a "s" and ends with a "l".
asked by Felix 
chemistry
how many molecules are in 35 grams of C2H60 (ethyl alcohol(?
asked by Anonymous 
Statistics
If there are 1000 people in a group, how many would you expect to score above 90? Mean: 85 SD: 10
asked by Alicia 
microeconomics
Consider the markets for pizza and fried chicken. Show graphically and explain the impact(s) you would expect if technological change leads to the development of a pizza oven that is both much cheaper and uses less energy than current ovens.
asked by Chris 
science
plant like which are called_______
asked by mercedes 
art
how is the best way to create a celtic artefact from an everyday object
asked by scott 
algebra1
y=x2+6
asked by jackie 
Colleen
Is there a trick to learning how many days are in a each month for one year
asked by Americal 
math
Find 28% of 71
asked by MyCah 
social studies
what does a peninsula look like
asked by esha 
Business Education
Im doing this budget project thing, and Im pretending to buy a TV, I want to buy one at the cheapest price, so I went to h t t p : // w w w . shaw . c a / Television/ And the data plan is $29.95. But how much would the TV cost to buy? And I need a source
asked by Anonymous 
math
what is the range,median and mode?how do you identify them?
asked by michael gendel 
algebra
5x+5=2/10x+29
asked by Anna 
physics
why is distance usually on the bertical axis even if the distance is the independent variable?
asked by kesha 
algerbra
what is the degree of the polynomial 8x^5y^42x^8
asked by bob 
geometry
write the equation of the line that contains the points (4,3) and (5,6)
asked by fallen 
Math
??Jack has two spheres one has radius of 12 and the other has a diameter of 12. What is the difference between two spheres?
asked by Patrice 
math
area of a triangle is equal of the area of a square of side 60 m. Find the side of the triangle whose corresponding altitude is 90 m.
asked by prabhpreet singh 
Algebra 2 word problem
just checking to see if i have this problem correct Sammy can cut wood twice as fast as Joe. When they both work together, it takes them 4 hrs. how long would it take them to do the job alone? 4/x +4/x+2 = x^2+2 4x+4x+8= x^2+2 8x+8= x^2+2 x^26x8=0
asked by Paige 
psychology
I need an example of how one domain of development affects the other two
asked by leanne 
physics
In the figure , the total resistance is 10.0 kOmega, and the battery's emf is 28.0 V. If the time constant is measured to be 40.0 mu s. Calculate the total capacitance of the circuit.Calculate the time it takes for the voltage across the resistor to reach
asked by Jose 
Physics
____ N of work are done on your physics text when you carry it horizontally across a 15 meter wide room.
asked by Amber 
Physics
A 18 N object moves 1 m/s. Its KE is ______ J.
asked by Amber 
Physics
The momentum of a 5 kg thrown 3 m/s is _________ kg m/s.
asked by Amber 
science
Please help? What is the cars motion Relative to the starting point at time = 8 minutes?
asked by lashon 
Business/Economics
As regards to federal reserve what is the success in the cost and availability of credit today? and what could be handled differently?
asked by Tanya 
Chem
HCl > H+ + Cl In this scenario would the HCl be a strong acid and the Cl the base? And do you only use the word conjugate bases when dealing with weak acids? Thanks.
asked by Lena 
algebra
solve for x: X+4 = ∜(x+1)
asked by mimi 
Spelling
Witch has the short e bread or cooked how can i tell
asked by Damontez 
Math
How many inches are in one feet
asked by Americal 
us history
what were the challenges farmers on the plains and what inventions and government aid helped them during the 1800's
asked by Anonymous 
Math
If I walked 55feet per day. How many miles will I walk per day. Thanks
asked by Americal 
pe
missed school cause I had flu. now haf to write 5 papers for pe.
asked by pam 
physics
WHAT FORMULA DO YOU USE TO WHEN YOU NEED TO GET THE TEMP. OF Al TO 100C. IF THE Al IS 2.5KG AND ITS STARING TEMP. IS 70C.
asked by ricki 
Math
What is the root of 22 over the root of 32?
asked by Ed 
checking to see if this is right
just checking to see if i have this problem correct Sammy can cut wood twice as fast as Joe. When they both work together, it takes them 4 hrs. how long would it take them to do the job alone? 4/x +4/x+2 = x^2+2 4x+4x+8= x^2+2 8x+8= x^2+2 x^26x8=0
asked by Paige 
German
1)Er setzt sich _______den Tisch 2)paul steht _________der Wohnungstu 3) schickn Sie die Briefe _____Leiter 4)Kann ich____dem Essen spazieren gehen
asked by vera 
German
PREPOSITIONS 1)Er setzt sich _______den Tisch 2)paul steht _________der Wohnungstu 3) schickn Sie die Briefe _____Leiter 4)Kann ich____dem Essen spazieren gehen
asked by vera 
World History
How did a newfound sense of commercialism aid in the development of Europe as global power culturally and economically during the modern period?
asked by Kate 
earth science
why do cloulds and precipitation usually occur along frontal surface
asked by jenn 
main ideas
In comparing an oak tree with a maple tree, you can correctly say that
asked by Anonymous 
History
What is the role of the United States in the emerging global community?
asked by Sabrina 
History
Black southerners sought respect, land, and the rights of citizenship. What did freedom mean?
asked by David 
Discrete Math
{{
asked by Garry 
Math
7 (x2y) minus cubed
asked by Jess 
Math
how many days are in october,november,and december in total
asked by NYOMY 
english
How long did the journey to Virginia actually take Smith and the colonists?
asked by ME 
Science
Iron Particles are electroplated by chromium why?
asked by Harsh 
Math
(5x ^3)^2(2x^7)
asked by Jackster 
math
150 = 25p
asked by matthew 
science
the phenomena of parallelism of axis? a results in the production of day and night b causes different hemispheres of the earth to tilt toward the sun c determines the angle at which the sun's rays will strike the earth d all of the above
asked by latasha 
algebra
simplify: ã(x^2+2x+1)
asked by mimi 
English
What does ei means when a teacher writes this on your research paper? Thanks a lot
asked by Anonymous 
history
why is betsy ross an important person??
asked by alexander 
math
Explain vertices and edges
asked by chris 
mathmetics math/intervals
i am doin homework and i do not know what an interval is
asked by brooklynn 
Geography, PLEASE HELPPPPP!!!!!!!!
Does Spain produce a lot of cork?????????
asked by Alyonka 
not really sure
What is the mass of a mole of Sodium Carbonate?
asked by grace 
science
True or False...The CLOSER the origin of an earthquake to an inhabited area , the greater the destruction?
asked by cassandra 
adult development psyc 307
identify and decribe the physical,conitive, and socioemotional changes that we experience during the early adult stage of development?
asked by sheri 
math
Explain vertices and edges
asked by chris 
English
* Diego (How do you pronounce the name above? Is it a male given name?)
asked by rfvv 
Simple Maths
Suppose student gets 30 marks out of 70 so how much will he get out of 100!!! And what will be the 50% of it tell me step wise step!!!
asked by Prakash Singh Badal 
Business/Economics
What is strengths and weaknesses regarding monetary polcies, and how is related to treasury bill and note rates?
asked by Tanya 
language arts
what does fertilize mean?!
asked by Kathllen K. 
PreAlgebra
how do you read this &radic and what is the value of it?
asked by Ms. T. 
Math
3x^2  x  4
asked by Amu 
math 5TH GRADE
does the pentagon shape right angle
asked by arjel 
algebra
simplify: ã(x^2+2x+1)
asked by mimi 
math
how do u figure out what 18% of 34 is?
asked by melissa 
Math
If I walk 10,000 steps per day. I about 18inches. My step How can I determine how many inches will I walk per day.
asked by Americal 
math
14/25 please convert to a decimal and percent
asked by linda 
critical thinking
Consider a situation or situations in your personal life where you feel you have used inductive or deductive reasoning to come to a conclusion.
asked by mary 
facturing
x/x + 12 1 = 1/2x
asked by Anonymous 
science
sulphuric acid + sliver = hydrochloric acid + calcium = not sure on how to do these
asked by chloe 
additional maths
If ƒ: x→x+3 find the function g such that gf : x →x²+4x+5
asked by zie 
math
1=11inches,w=5inches
asked by jazjsmine 
math
0.06 please convert to a fraction and percent
asked by linda 
equation
x/x + 12 1 = 1/2x
asked by Anonymous 
5th grade math
get each variable by itself on one side of the equation. x45=90 n+23.4=36.9
asked by casey 
trig
y=sin pie divied by 2 theta
asked by joe 
science
friction always ________________ an object _______________= what
asked by lolli 
PreAlgebra
how do you read this &radic and what is the value of it?
asked by Ms. T.