Questions Asked on
September 20, 2011

Math
Jake says that adding 0 does not change a sum. Is he correct? explain.
asked by d 
Geometry
A 30foot cable is suspended between the tops of two 20foot poles on level ground. The lowest point of the cable is 5 feet above the ground. What is the distance between the two poles?
asked by Monique 
economics
A profitmaximizing firm in a competitive market is currently producing 100 units of output. It has average revenue so $10, average total cost of $8 and fixed cost of $200. a. what is the profit? b. what is the marginal cost? c. what is its average
asked by jenny 
math
the melt in your mouth chocolate factory sells three times as many mints as it sells almond bars.it sells half as many almond bars as it sells caramels.if it sells 3,750 cases of mints each month,how many caramels does it sell in one month
asked by felix 
Algebra 1
A measurement is given. Find the minimum and maximum possible measurement. A doctor measures a patient's weight as 162 lb to the nearest pound.
asked by Isachaly 
More Critical Thinking
Do these passages contain ought imperatives? 1) Toby, never throw a pen at your sister! You could put an eye out! 2) Never raise your hands to your kids. It leaves your groin unprotected. (George Carlin)
asked by Alex L. 
Physics
a rocket is launched at an angle of 53 degrees above the horizontal with an initial speed of 75m/s. It moves for 25 seconds along its line of motion with an overall acceleration of 25 m/s^2. What is its maximum height?
asked by David 
algebra
onehalf of a number, increased by 9, is less than 33
asked by tmarie 
Math
How would I shade 0.05 in on a grid?
asked by Glenzetta 
chemistry
Consider the following unbalanced reaction: Fe2O3 (s) + CO (g) > Fe (s) + CO2 (g) How many moles of carbon dioxide are produced per mole of iron (III) oxide reacted.
asked by Jack 
Physics
The head of a hammer is loose and you wish to tighten it by banging it against the top of a workbench. Why is it better to hold the hammer with the handle down, as shown below, rather than with the head down? Explain in terms of inertia.
asked by Hunter 
donnelly
what is the chemical name of NaKC8H4O4
asked by kirby 
Algebra 1
Emily wants to buy turquoise stones on her trip to New MExico to give to at least 4 of her friends. The gift shop sells stones for either $4 or $6 per stone. Emily has no more than $30. I have no clue how to work this out!!!
asked by Austin 
math
the deck in hopes's backyard is round. it has 5 posts evently spaced around the edge to support a trellis. for her birthday party, she wants to connect each post to all the others post with crepepaper streamers. how many streamers will she need?
asked by Anonymous 
Physics
A lightning bug flies at a velocity of 0.25 m/s due east toward another lightning bug seen off in the distance. A light easterly breeze on the bug at a velocity of 0.25 m/s. What is the resultant velocity of the lightning bug? I drew the .25 east but would
asked by Lala 
math
a boy spent 2/5 of his money on sweets and 1/3 on records. what fraction of his money did he spent? what fraction of his money did he have remaining.
asked by nerissa 
math
write each addition vertically.decide which new groups you will make.then,add to see if you were correct. 256+1273___________ a new ten?____________ a new hundred?_________ a new thousand?____________ need answers and please explain
asked by Melissa 
english
1. What roles do the adults or older figures play in the lives of the various narrators? Select a figure from each of the four memoirs and write one sentence answering the question for each memoir.
asked by Kiara 
Geometry
Geometric Proofs.... Write a justification for each step Given: AB = EF, B is the midpoint of Line AC and E is the midpoint of Line DF. 1. B is the midpoint of Line AC and E is the midpoint of Line DF. 2. Line AB is congruent to Line BC and Line DE is
asked by David 
Mathematics
Out of 18 times at bat, Jen got a hit 5/6 of the time and Kasa got a hit 8/9 of the time. 1) Who got more hits? 2) How many more?
asked by Gian 
math
write a negation of the statement...not all people like football
asked by kim 
chem
how is the rms speed of n2 molecules in a gas sample change by mixing with a sample of an at the same temperature
asked by juddy ann bautista 
english
The elderly patient's deep venous thrombosis was treatee with Coumadin. what is simple subject
asked by Anonymous 
chemistry
A sample of aluminum sulfate 18hydrate, Al2(SO4)3 · 18 H2O, containing 157.0 mg is dissolved in 1.000 L of solution. Calculate (a) molarity of Al2(SO4)3 (b) molarity of SO42 (c) molality of Al2(SO4)3, assuming that the density of the solution is 1.00
asked by Corinthia 
algebra
A motorboat can maintain a constant speed of 24 mph relative to the water. The boat makes a trip upstream to a certain point in 62 minutes. the return trip takes 34 minutes. What is the speed of the current?
asked by Wen 
science
determine the mass of a ball with a velocity of 35.1 m/s and a wavelength of 8.92 x 10^34
asked by Thomissa 
Math(Please help, very confused!)
A piece of copper contains 3.6 x 10^8 atoms. What is the volume of the sample in units of liters? i have no idea how to start this. Please help thank you!!!
asked by Hannah 
finance
You borrow $185,000 to buy a house. The mortgage rate is 6.5 percent and the loan period is 32 years. Payments are made monthly. If you pay the mortgage according to the loan agreement, how much total interest will you pay?
asked by chris 
science (please help)
According to the label on the skim milk, 1 cup (244 mL) of skim milk contains 9.00 g pf protein. Assuming the density of the skim milk is 1.10 g/mL, what should the mass percent of protein in milk be?
asked by Lynda 
Business Class
In our business class, we have to come up with a business and make it different from other competitor. My business is desktop publishing ( Creating brochures , advertisement, newspaper, and business card) and I can't think of way to make the business
asked by Shadow 
Physics
We saw in Example 5.7 how a centrifuge can be used to separate cells from a liquid. To increase the speed at which objects can be separated from solution, it is useful to make the centrifuge’s speed as large as possible. If you want to design a
asked by Rose 
Spanishanother question please
1.If I had a picture of a family having fun in the snowI'm not sure how to say that a.La familia divertirse en la nieve b.La familia se divertir en la nieve c.La familia diviertese en la nieve d.La familia se divierte en la nieve I think it is (a) 2. If
asked by Joe 
Calculus
For the Arithmetic sequence, determine the value of t1, and d. An explicit formula for the general term. And T20. 7/4, 1, 1/4, 1/2 I don't know how to do this the fraction way, but by doing this the decimal way, the common difference I got is 0.75. T1
asked by Anonymous 
Chemistry
What are the products for the reaction of Sodium hydrogen phosphate with nickel II nitrate Ni2HPO4 + Ni(NO3)2 >
asked by Lori 
physics
Calculate the amount work done on 60 N of force is used to move an object a distance of 4.0 meters
asked by Joe Barrera 
Physics
The head of a hammer is loose and you wish to tighten it by banging it against the top of a workbench. Why is it better to hold the hammer with the handle down, as shown below, rather than with the head down? Explain in terms of inertia.
asked by Hunter 
Physics
Two identical point charges are fixed to diagonally opposite corners of a square that is 1.5 m on a side. Each charge is +2.0 µC. How much work is done by the electric force as one of the charges moves to an empty corner? I have W(fe)= EPE=q[V(f)V(i)].
asked by Traci 
ENGLISH 111
In the following sentence identify the appositive or appositive phrase and the noun or pronoun defined by the appositive. We often contribute to the Salvation Army, one of our favorite charities.
asked by NICK 
Critical Thinking
I need to determine if these sentences are statements or not. 1)Abraham Lincoln was the first president of the United States. 2)If Sally calls, tell her I'm at the library. 3)Blondes are more attractive than brunettes. 4) Don't you realize how silly that
asked by Alex L. 
7th grade Lang. Arts
Hi! Can you please fill in the blanks below with one of the words listed that fits in the sentence correctly? Here are the sentences: 1) The program conatained a(n)______________ of the opera, so that we were able to follow the action even though the
asked by saranghae12 
Algebra
The height in feet of a ball t seconds after it is thrown upward is given by height = 12t squared+87t +8 find the height of the ball 2 seconds after it has been released
asked by Zana 
Physics!
A roller coaster track is designed so that the car travels upside down on a certain portion of the track, as shown in Figure P5.20. What is the minimum speed the roller coaster can have without falling from the track? Assume the track has a radius of
asked by Kaylee 
Calculus
2sin(2theta) + sqrt(3) = 0 interval (0,2pi) How do I solve this? I thought about maybe subtracting the sqrt(3) from both sides, so that i would have 2sin(2theta) = sqrt(3) Then maybe dividing by two? sin(2theta) = sqrt(3)/2 Am I doing anything right
asked by Hannah 
algebra!
how do you solve this by substitution: step by step 1. 5xy=16 5x+2y=13 2. 3x3y=9 2x4y=16 3. x=6y y=2/3x+5 thank you!
asked by SaRa 
physics
An airplane has a velocity relative to the ground of 214 m/s toward the east. The pilot measures his airspeed (the speed of the plane relative to the air) to be 162 m/s. What is the minimum wind velocity possible?
asked by Cindy 
Calculus   Reiny
If S1 = 0.7 and S2 = 2.1 in geometric series, what would the sum of the first 12 terms in the series be? I tried doing this, and I got 1.16 or something :S How exactly do I do this? Please tell me what formula to use. I was using the Sn = a(rn1)/r1
asked by Anonymous 
Physics
A lightning bug flies at a velocity of 0.25 m/s due east toward another lightning bug seen off in the distance. A light easterly breeze on the bug at a velocity of 0.25 m/s. What is the resultant velocity of the lightning bug? I drew the .25 east but would
asked by Lala 
Acct
Journalize the following transactions Received cash from investment made by owner,$15000. Received cach providing accounting services, $8000. Billed customers on account for providing services, $4000. Paid Advertising expense 400. Received cash from
asked by Erica 
English
1.What figure of speech is this? I think it is personification "Death stands above me, whispering low I know not what into my ear." simile litotes personification metonymy synecdoche 2.What figure of speech is this:The fog comes on little cat feet This one
asked by Julia 
Math
A bike race is 32 miles long. By noon, Izek had ridden 3/4 of the distance. How many more miles did he need to ride to finish the race?
asked by Mickaela 
physics
a car traveling 7.0 m/s accelerates uniformly at 2.5 m/s squared to reach a speed of 12 m/s. how long does it take for the acceleration to occur?
asked by Alex 
Chemstry
4NH3+5O2>4NO+6H2O determine the amount of oxygen needed to produce 1.2x10^4mol of nitrogen monoxide gas
asked by Sven 
algebra
can anyone show me the steps to convert to scinctific notation of these two problems: .000316 which the answer is 3.16x10^4 and 0.000517 which the answer is 5.17x10^4
asked by katy 
physics
a quarterback throws a pass to a receiver. the release point for the football is 1.8 m above the ground. he projects the ball with a speed of 20 m/s at an angle of 40 above the horizontal. If the pass falls incomplete, how long is it in the air? If the
asked by Madison 
A L G E B R A H ELP MS SUE.
I THINK I MAY HAVE DONE MY HOMEWORK WRONG BECAUZE IT SAYS TO : ESTIMATE THE PRODUCT OR QUOTIENT. SO WOULD THAT MEAN TO ACTUALLY DO WORK THEN ESTIMATE THE PRODUCT OR QUOTIENT LIKE FIRST 72 X 57 = 4104 OR ESTIMATE; 4000 ? I AM CONFUSED ABOUT WHAT IM
asked by MARKO 
math
round 8,438 and 5,555 to the nearest hundred
asked by maria 
physics
On the surface of the Moon, a ball is thrown horizontally, with a speed of 15 m/s, from the top of a 6 m tall hill. How far from the point on the ground directly below the launch point does the ball strike the ground? (On the Moon, the acceleration due to
asked by Karl 
Math
Geometric Proofs.... Write a justification for each step Given: AB = EF, B is the midpoint of Line AC and E is the midpoint of Line DF. 1. B is the midpoint of Line AC and E is the midpoint of Line DF. 2. Line AB is congruent to Line BC and Line DE is
asked by David 
Science
Describe the difference and function between how plant cells and animal cells obtain food. I put something like plant cells get food by photosynthesis, using chloroplast, sun, water, and carbondioxide. animal cells get food by digesting water, meat,
asked by Ann 
geometry
in order to find the area of a regular hexagon using the formula Area=1/2(nxs)(a)you must frist find the apothem whie vertical leg of a 306090 triangle with the base of 3. Find the length of the apothem in the 306090 triangle
asked by shenica 
physics
A skateboarder, starting from rest, rolls down a 11.5m ramp. When she arrives at the bottom of the ramp her speed is 6.95 m/s.
asked by Anonymous 
chemistry
calculate the volume of 17 M concentrated acetic acid solution that is needed to prepare 100 cubic centimeter of 1 M acetic acid?
asked by mylene 
Physics 1
At t = 0, a stone is dropped from a cliff above a lake; 1.3 seconds later another stone is thrown downward from the same point with an initial speed of 33 m/s. Both stones hit the water at the same instant. Find the height of the cliff. No idea how to get
asked by PhysicsGuy 
us history
Regarding Thomas Paine's Common Sense... 1. According to Paine, peaceful negotiations and reconciliation between the American colonists and England were no long possible after what single specific historical event? 2. According to Paine, how has our
asked by Moreno T. 
chemistry
calculate the volume of 17 M concentrated acetic acid solution that is needed to prepare 100 cubic centimeter of 1 M acetic acid?
asked by mylene 
math
lim x>0 sinx secx / x use the fact that the limit as x approaches 1 of (sinx / x) = 1
asked by ag 
Physics
The region of the solar system between Mars and Jupiter contains many asteroids that orbit the Sun. Consider an asteroid in a circular orbit of radius 3.01 x1011 m. Find the period of the orbit.
asked by Please Help 
math
the melt in your mouth chocolate factory is a rectangular building.The distence across the front of the store is 98 yards.The distance from the front to the back onethird of this distance.If the owners paint a sign all the way around the outside of the
asked by felix 
english
In this sentence I am suppose to give the simple subject and simple predicate. 1. The clay is usually hard and brittle at first. simple subject is clay and simple predicate is the word is 2. The soft clay is then shaped into a cup, a bowl, or a vase.
asked by Reed 
physics
A truck of mass 5000kg is travelling down the highway when it breaks suddenly. The unbalanced force F acting on the truck when it is braking is 6000N. What is the acceleration?
asked by Dare 
Math
a bank of 16 floodlights together use 5600 watts of power how much power is used by each bulb
asked by Vincent 
Chemistry
What is the frequency of light having a wavelength of 5.6 micrometers?
asked by Pamela 
physics
A ball is projected horizontally from the edge of a table that is 1.2 m high, and it strikes the floor at a point 1.11 m from the base of the table. The acceleration of gravity is 9.8 m/s2 . What is the initial speed of the ball? Answer in units of m/s
asked by Ja'Terra 
lit
Is this right? My friend jumped off the diving board and shouted "look out below!"
asked by Kayla 
business
A women has $500,000 invested in two rental properties. One yields an annual return of 14% on her investment, and the other returns 9% per year on her investment. Her total annual return from the two investments is $52,000. How much is invested at each
asked by bridget 
physics
A ball is projected horizontally from the edge of a table that is 1.2 m high, and it strikes the floor at a point 1.11 m from the base of the table.The acceleration of gravity is 9.8 m/s2 .How high is the ball above the floor when its velocity vector makes
asked by monica 
math withpizzazzi book c pg.C14and 13
what re the answe to these two mat riddles : whats wrong with getting a hair cut ? and what do you call it when a bunch of kids throw crayon and poster paint at ou
asked by aurora 
Math
Reasoning What property of addition is shown in the following number sentence? Explain. 7 + (3 + 5) = (7 + 3) + 5
asked by Anonymous 
English
I'm posting you your answers for the truefalse activity again because I don't want to make them wrong. Lorenzo thinks that learning English is difficult. TRUE Lorenzo prefers geography lessons to English lessons. TRUE Though Lorenzo doesn't say it
asked by Henry2 
math
round 929 to the nearest hundred
asked by maria 
math
The line y=2x + b is tangent to the graph y= sqrt x at the point P= (a,sqrt a). Find P and determine b
asked by erika 
helpppp
concentrated sulfuric acid has a density of 1.84g/ml. calculate the mass in grams of 1.00 liter of this acid.
asked by chm helpppp 
Calculus
Wouldn't this sequence be neither geometric and neither arithmetic? 0.0005, 0.005, 0.05, 0.5 I can'f find a pattern. And also this sequence, it doesnt look arithmetic or geometric 1/5, 1/4, 1/3, 1/2, 1,... And also this other question: The first three
asked by Anonymous 
Math
Minnie has 6 country CDs and 5 rock CDs. Amanda has 5 rock CDs and 6 country CDs. Who has more CDs? Explain.
asked by k 
accounting
6. Acme Manufacturing Company estimates factory overhead as a percentage of machine hours. On 1.1.11, Acme estimates total factory overhead of $400,000 for the year, and estimates 20,000 machine hours will be required during the year. During the year,
asked by jenny 
Calculus
Evaluate the indefinite integral of InT(x^3+9x^23x+2)/(x^42x^3) I got ((12x)/(2x^2))+3*ln(2x)4*ln(x) but apparently that's not the answer...
asked by Gabrielle 
precalculus
Could someone please help me with this problem? square root of (2x+1) 5 = 8 I think I take the 5 and add it to the 8 and then I have square root of (2x+1) = 13 then do I square both sides and end up with 2x+1 = 13^2 2x+1=169 2x+11=1691 2x=168 x=84 am I
asked by natalie 
Personal finance
A saver has $2500 on deposit in an acct. earning 5% interest. During this yr., the inflation rate was 6%. After one yr. what is the buying power of the amount of savings for that person?
asked by mib 
Physics
Asteroid satellite: While on its way to Jupiter in 1993, the Galileo spacecraft made a flyby of asteroid Ida. Images captured (Fig. P5.66) of Ida discovered that the asteroid has a tiny moon of its own, since given the name Dactyl. Measurements found that
asked by Kaylee 
Biology
What are two major flaws in the Phylogenetic Tree System?
asked by Grace 
Physics
two dogs pull horizontally on ropes attached to a post; the angle between the rope is 70deg. dog A exerts a force of 268N and dog B exerts a force of 310N. find the magnitude of the resultant force. and the angle the resultant force makes with dog A`s
asked by Anthony 
English
I have a question we were suppose to analyze The River by Bruce Springsteen in which a guy speaks of how the youthful dreams his girlfriend and him have had all disappeared. He remembers those dreams the way he remembers the way they used to go to the
asked by Raymond 
English
I'm still doubting about the true/false activity you corrected yesterday. I need to motivate my choice. 1) Lorenzo says: "I’m not very fond of French and English. I think learning foreign languages takes a lot of time and you have to revise too often. If
asked by Henry2 
Physics
a stone is thrown horizontally from the edge of the cliff with speed of 18m/sec. Cliff is 50 meters high
asked by Jay 
Math
Reasoning Does (4 + 5) + 2 = 9 + 2? Explain.
asked by Khaye 
physics
A truck at rest at a stoplight accelerates uniformly with acceleration a = 9 meters/second2 for 6.8 seconds after the light turns green. What is the speed of the truck in meters/second after that time interval?
asked by Dan 
CHEMISTRY
A geologist discovered a new rock which he suspected contained an oxide of an element called mysterium. He gave thr ock to a chemist who ground it up and heated a sample with carbon at a high temperature. No metal was produced in this experiment. 1.Why did
asked by Nelly 
Science (Hypothesis)
The null hypothesis is the hypothesis of no difference, while the hypothesis is what you expect to occur, right? So, what if what you expect to occur is the null? Can you do this? For example, Null: Mice prefer areas along the wall and areas along the
asked by Jackie 
Physics
two dogs pull horizontally on ropes attached to a post; the angle between the rope is 70deg. dog A exerts a force of 268N and dog B exerts a force of 310N. find the magnitude of the resultant force. and the angle the resultant force makes with dog A`s
asked by Anthony 
math
10/3+2*4=8 Insert grouping to make the equation true
asked by gina 
Math
Show how the Commulatice Property of Addition works using the number 2, 3, and 5.
asked by nelson 
chem
7.82 SILVER(I) NITRATE REACT WITH POTASSIUM CHLORIDE FIND THE BALANCED CHEMICAL REACTION USING THE GIVEN MASS FIND THE MASS OF THE REAGENT. ALSO CALCULATE THE MASSES OF THE PRODOUCT FORMED IN THE REACTION
asked by sam 
math HELP!!
What is the answers to following( i can't get it) Estimate each quotient. 2. 24,678 ÷ 83 3. 18,857 ÷ 37 4. 53,556 ÷ 32 5. 5,539 ÷ 90 6. 36,626 ÷ 12 Find each quotient. 7. 31 1,798 8. 81 7,776 9. 27 8,775 10. 96 31,776 11. 72
asked by liz 
Economics
What is the difference between microeconomics and macroeconomics? Discuss and contrast the two theories.
asked by Brenda 
Physics
Nuclear fusion reactions require that positively charged nuclei be brought into close proximity, against the electrostatic repulsion. As a simple example, suppose a proton is fired at a second, stationary proton from a large distance away. What kinetic
asked by Arnold 
math
dentify the line that contains the error in this solution and correct the work for that line. Negative two times x plus one minus three is greater than or equal to eleven Negative two x plus negative two minus three is greater than or equal to eleven
asked by bucky 
Geometry
Given: segment AE and segment CD are lines. Prove: angle ABD is congruent to angle CBE. Thanks!
asked by Colton 
social sciences
Write a paragraph of at least eight sentences to explain how the swahili language came into being
asked by djcj 
science
i need help in finding the defintion for words like physical,mass,behavior,color,melting point, appearance,never,density,senes,chemical,gas,boiling point,deposition,condensation,vaporization,sublimation.
asked by zames 
math
how do i change a decimal into a fraction in simplist form
asked by chiffah 
math
God Bless you all for your help
asked by maria 
Physics
Suppose the density of the Earth was somehow reduced from its actual value to 1300 kg/m3. What would be the value of g, the acceleration due to gravity, on this new planet? Assume the radius does not change. I know that density = mass/volume & the volume
asked by Anon14 
physics
a car starts from rest and accelerates for 7.8s with an acceleration of 2.3 m/s squared. how far does it travel
asked by Katie 
accounting
Bubba Production Company produces a homogenous product. All materials are added at the beginning of production and other product costs are added evenly over time until the product is complete. Conversion costs were 70% complete with respect to the 2,000
asked by jenny 
math
find the square root to the nearest tenth of 13
asked by felix 
science
What type of information does a map's scale provide? A. location B. symbols C. distance D. vegetation I can't decide which answer is right Is it B or C.
asked by miki 
physics
a car traveling 7.0 m/s accelerates uniformly at 2.5 m/s squared to reach a speed of 12 m/s. how long does it take for the acceleration to occur?
asked by chris 
business law
California passed a law prohibiting any transport of nuclear waste in the state unless the company doing so is a resident or is owned by resident of California. What kinds of constitional issues do this raised?
asked by James 
Physics
A stone of mass 3.2 kg is tied to a string of length 0.9 m, and is swung in a horizontal circle with speed v. The string has a breaking point force of 10.1 N. What is the largest value that v can have without breaking the string?
asked by Anon 
Geometry
Given: segment AE and segment CD are lines. Prove: angle ABD is congruent to angle CBE. I am in need of guidance in proving this statement. Thanks!
asked by Colton 
English
Thank you very much. Here are some more sentences I'd like you to check. I thought the sentence "In my family, we are in three" was incorrect. 1)I like doing a lot of things like hanging out with my friends, cooking with my mum and travelling with my
asked by Henry2 
Math
Show how the Commutative Property of Addition works using the numbers 2, 3, and 5.
asked by k 
science
what tools do we use to measure mass what units do we use when measuring
asked by shion 
algebra estimate
i have to estimate each product or quotient are these right? 72 x 57 i got: 70 x 60  4200 92 x (41) i got 3600 83 x 52 i got: 80 x 50 = 40000 803 x (106) i got 800 x (100) = 80000 49 x 61 i got 50 x 60 = 3000 i don't know about these division
asked by MARKO 
Math
I need help with these following questions: 1. Which type of graph is best to illustrate differences in data by using bars to represent the data? (a) bar graph (b) line graph (c) circle graph (d) pictorial graph 2. Sales made last year by Murray's
asked by Anonymous 
Chemistry !
A geologist discovered a new rock which he suspected contained an oxide of an element called mysterium. He gave thr ock to a chemist who ground it up and heated a sample with carbon at a high temperature. No metal was produced in this experiment. 1.Why did
asked by Nelly 
algebra
How many terms are in the expression 5x – 6a + 8?
asked by Anonymous 
calculus
Suppose the function G(t) represents a test grade (out of 100 points) as a function of hours studied. If G(t)=0.046t^3+0.915t^2+38.005 points, what is (dG/dt)when t=4? Round your answer to the nearest point per hour. a. 50 points per hour b. 3 points per
asked by Roger 
English
I just wanted to ask you why you think the statement in 2 (with reference to paragraph 1 is "correct", I mean true). Thank you. 1)Lorenzo says:” I’m not very fond of French and English. I think learning foreign languages takes a lot of time and you
asked by Henry2 
chemistry
what do you mean by parts per million?
asked by Sia 
English
Can you help me check these sentences on family and hobbies? I need to know if the word choice is correct. Thank you. 1)I’ve got short, curly, blond hair and blue eyes.In my family we are three: my mother, my father and I (not me). Correction: In my
asked by Henry2 
Physics
In recent years a number of nearby stars have been found to possess planets. Suppose the orbital radius of such a planet is found to be 5.5 x1011 m, with a period of 1210 days. Find the mass of the star.
asked by Anon 
Chemisty
Consider a hydrogen atom that goes from the n = 2 to the n = 1 state. (a) Calculate the wavelength, in nm, of the photon emitted. (b) What part of the electromagnetic spectrum is it?
asked by Pamela 
phy
a car rolls down an incline starting from rest A graph
asked by ana 
math
if A and B are countable sets, then prove AxB is countable
asked by amy 
ALGEBra Estimate
need to estimate to find quotient: 476 / 90 ESTIMATE IS 450 / 90 IS 5 IM NOT UNDERSTANDING ESTIMATE FOR 538/ (63) 479 / (61)
asked by MARKO 
math
the altitude of the pyramid is 30cm and its base is enclosed by a rectangle whose dimension are 12cm by 18cm respectively. what is the distance from the vertex of a section parallel to the base whose area is 72cm^2?
asked by acshikari 
maths
Q1) Paul brought a car last year. It has lost 12½% of its value since then. It is now valued at £10,500 How much did Paul pay for his car? [I got £11812.50... Is that right?~xD] Q2) A newspaper report stated: "Concorde has flown 7.1x10^7 miles. This is
asked by black rose 
Calculus
Evaluate the integral INT(x^4+6x^3+5x^2+8)/(x^2+6x+5)dx Please help.
asked by Cesar 
Math
I do ont get math at all
asked by Lala 
calculus
int_(1)^(2) 6/t^4 dt
asked by calculus 
English
I'm posting you the ones I found most difficult to check. Thank you. 1)I hate doing shopping (“the shopping”?). I attended the primary and middle schools in Italy. I’ve got a pimply face with a pimply nose and a normal (?) mouth. 2) I’ve got small
asked by Henry2 
Math
Jon begins a new job with an annual salary of $ 42,000 for his first year of employment, a guarantee of a 5% salary increase each for his second, third and fourth year and a guarantee of a 20% increase for his fifth and sixth year. What will be his salary
asked by Anonymous 
math
Given: segment AE and segment CD are lines. Prove: angle ABD is congruent to angle CBE.
asked by Colton 
geometry
if ab=12,bc=7,and ac=19 what must be true of points a,b and c
asked by Anonymous 
Calculus
Evaluate the indefinite integral of InT(x^3+9x^23x+2)/(x^42x^3) I got ((12x)/(2x^2))+3*ln(2x)4*ln(x)+c but apparently that's not the answer... and I don't know why.
asked by Gabrielle 
Maths
Jason’s credit card’s beginning unpaid balance for August is $2,000. During the August billing cycle he made a payment of $200 and used card to purchase $50 worth of grocery. Credit card charges 24% annual percentage rate and uses the unpaid balance
asked by Prince 
math
if A and B are countable sets, then prove AxB is countable
asked by amy 
Calculus
Evaluate the indefinite integral of InT(x^3+9x^23x+2)/(x^42x^3) I got ((12x)/(2x^2))+3*ln(2x)4*ln(x)+c but apparently that's not the answer... and I don't know why.
asked by Gabrielle 
geometry
Which of these tables correctly matches the list of tools with the task that can be performed with the tools? Answer A.pencil, string, ruler = duplicate a rectangle B.pencil, compass, straightedge = duplicate a triangle C.pencil, straightedge, ruler = make
asked by Anonymous 
Anthropology, sociology and psychology
Reasons for decreased marriages and birth rate. pls help
asked by ted 
Math
a technician draws 10 cc of a patients blood to be tested for cholesterol and for red blood cells. identify a.the sample b.the population c. the variable being studied i attempted but im not sure if its right...i said a) the 10 cc of blood b) the patients
asked by Diana 
world history
What effect did the trading civilization of Phoenicia have on the ancient world
asked by renee 
Spanish9th grade
We are learning about animals and I have to write sentences describing animals. Are these correct?Thanks for checking them 1.El venado café es muy bonito. 2.El elefante gris es muy inteligente. 3.La jirafa marrón es muy alta y delgada. 4.La ardilla café
asked by Shelby 
Physics
Nuclear fusion reactions require that positively charged nuclei be brought into close proximity, against the electrostatic repulsion. As a simple example, suppose a proton is fired at a second, stationary proton from a large distance away. What kinetic
asked by Arnold 
physics
A train travels 50 km and stops to pick up freight. It then travels another 150 km before dropping off the freight. Its total travel time is 11 hours. What is the average velocity of the train if it travels a straight track?
asked by shili 
Economics
What economic impact does a recession have on the finances on a health care facility? On the health care system? Could you direct me to a web site
asked by peg 
physics
you walk 2.0 miles N,then 4.5 miles E,then 6.2 miles S.what is your displacement?
asked by rivi 
physics
A bus slows down uniformly from 79.6 km/h (22.1 m/s) to 0 km/h in 15 s. How far does it travel before stopping?
asked by Anonymous 
Economics
What is the difference between microeconomics and macroeconmics? Discuss and contrast the two therories. Do you have a web address that I can go on to get an answer for my question .
asked by jones 
Science
At t = 0, an automobile traveling north begins to make a turn. It follows onequarter of the arc of a circle of radius 10.4 m until, at t = 1.66 s, it is traveling east. The car does not alter its speed during the turn.
asked by Sarah 
Physics
Nuclear fusion reactions require that positively charged nuclei be brought into close proximity, against the electrostatic repulsion. As a simple example, suppose a proton is fired at a second, stationary proton from a large distance away. What kinetic
asked by Arnold 
algebra est prod quotien
i have to estimate each product or quotient are these right? 72 x 57 i got: 4104 est 4000 92 x (41) i got 3772 = est: 3800 83 x 52 i got: 4316 est: 4500 803 x (106) i got 85228 est: 85000 49 x 61 2989 est: 3000 476 / 90 5.288 est: 500/ 90 ?
asked by MARKO 
physics
A 10 kg cart was observed moving north with a speed of 15 m/s before it collided with an identical cart moving south at 10 m/s. The collision was observed to cause the carts to couple and move together as one. What is in kg m/s the combined momentum of
asked by Elisabeth 
biochem
I mixed 4.50mL of 10.0mM NaOH with .50mL phenol red. I need to calculate the pH of this solution. I have more information in my lab but I am not sure what data I need to look for. As part of the experiment I calculated pKa of Phenol Red. Do I use that pKa
asked by amy 
Finance
what would be the stock value if the growth rate is 10 percent, but PCN's beta falls to: 10? 05?
asked by lisa 
Science
If a block is 12cm wide, 7cm long and 9 cm then how much of the block will be below the surfaceof the water if the block weights 500 grams?
asked by Jen 
science
what tools do we use to measure mass what units do we use when measuring
asked by shion 
READING ELA
wHAT IS SIMPLE SUBJECT AND SIMPLE PREDICATE IN: tHEY WILL USE A COMPASS ON THEIR HIKE?
asked by RICHIE 
social studies
Is there any online textbooks I may use to finish my social studies?
asked by nosym 
Math
A rectangle sheet of aluminum foilis 50 centimeters long and 20 centimeters wide, and weighs 5.4 grams. 6ind the thickness of the aluminum foil in centimeters.
asked by madelyn 
cultural diversity
1. Which one of the following statements does Not exemplify the concept of teachable moments? A. The teacher follows the child's cues when exploring a topic. B. The adult, acting as the child's social partner in the block center, uses semantic extension
asked by Vanessa 
Math
how do you solve this by substitution: step by step 1. 5xy=16 5x+2y=13 2. 3x3y=9 2x4y=16 3. x=6y y=2/3x+5 thank you!
asked by SaRa 
Calculus
How would I do this the fraction way, I want to get used to doing it in fraction form, that would make things much easier. 2. 5  1 + 1/5 ... Common ratio is 0.2, so that would be 1/5. S = a/1r S = 5/1(0.2) S = 5/1.2 = 4.166 = 25/6
asked by Anonymous 
chemistry
What is the concentration of a standard solution?  It was prepare to 250mL, it contained 9.7563g (O.lM) of (NH4) and 3mL of sulphuric acid.
asked by Tiff 
Math
Write each missing number 3 + = 5+3
asked by nelson 
Art
how would you as a defence attorney defend Jackson Pollock's art peice calle convergence
asked by Jean 
math 101
Find each quotient. 7. 31 1,798 8. 81 7,776 9. 27 8,775 10. 96 31,776 11. 72 4,032 12. 78 12,168 13. 48 10,608 14. 56 31,136 15. The town collected $43,556 in park fees over the past year. The town has 12 parks.
asked by mathhater2192 
math
When a woman is as old as her father is now, she will be five times as old as her son is now. By then, her son will be eight years older than she is now. The combined ages of her father and herself are 100 years. How old is her son?
asked by ael 
english
We need to write the complete subject or predicate for each word group. Can you check to see if I am right? 1. many early artists  artists 2.designed a certain kind of dish, pot, or vasedesigned 3. some early kinds of artwork  kinds 4. were very
asked by Reed 
Spanish
Could you please check these thank you 1.How do you say I am going to wake up early I think it is "Yo me voy a despertar temprano" 2. What is another way of saying "Voy a secarme el pelo. Is it "Me voy a secar el pello.
asked by Joe 
algebra
procedure of 4/5  2p/5 =6/5
asked by Anonymous 
Physics
You are given a vector in the xy plane that has a magnitude of 70.0 units and a y component of 55.0 units. What are the two possibilites for its x component? Please explain, thanks! :)
asked by Ray 
Macomb
Marie Antoinette was negligently injured by Guillotine. Marie is preparing to file a lawsuit against Guillotine in state court for $23,000 damages as compensation for the private wrong that Guillotine committed against her. Which court in Michigan has the
asked by James 
chemistry
would aromatic rings be acidic or basic? they don't really have anything to lose or any spots to gain...
asked by terra 
science
what effect does sugar water have on a plant?
asked by kaitlyn 
chemistry
A 5.00 % m/m glucose solution has d = 1.02 g/mL. What is the mass of glucose in 375 mL of the solution? Enter only the numeric value for your answer (no units).
asked by Anonymous 
English
Can you help me check these sentences, please? I included the words I'm unsure of before the question marks. Thank you. 1)I find it (reading books) rather boring and sometimes a little too far away from the real world. I like reading science and history
asked by Henry2 
Administering the Labor Agreement
17. O.S.R. Manufacturing Inc. is a manufacturer, distributor, and installer of kitchen cabinets. Its manufacturing plant and installation crews are unionized by the Carpenters' Union, and the distribution employees are unionized by the Teamsters. Which
asked by Gloria 
Geology
Based on Paul Garner's book: The New Creationism, which of the following are problems with the Solar Nebula Theory? (Note: You may choose more than one of the following) [1] dust particles shouldn't accrete, they should spread apart [2] the sun isn't
asked by Bruno 
READING ELA
WHAT IS THE SIMPLE SUBJECT AND SIMPLE PREDICATE IN: THE SMELL OF COOKING IS DELICIOUS TO THE HUNGRY CAMPERS?
asked by RICHIE 
Math
155,168,170,193,198,209,229,270,324,347 1.median 2.maximum 3.minimum 4.mean 5.mode 6.range
asked by Frances 
Math
Denzal's first 3 scores in math were 90,100,90. a.what must Denzal score on his fourth test to keep his mean score at 90 or higher? b.what must Denzal score on his fourth test to keep his median test score at 90 or higher?
asked by Lola 
English
Leave no children behind, is it a fallacy?
asked by cierra 
algebra
Simplify. Remember to use absolutevalue notation when necessary. If a root cannot be simplified, state this 4√(7b)4
asked by Diana 
Math
Solve m =yy1/xx1 for y
asked by plz help 
English
I just wanted to know which alternatives are better. Thank you very much for your help. 1)I hate doing shopping OR the shopping”?). 2) I do some football OR I play football). 3) I like reading war and car books OR war books and car magazines (?) and
asked by Henry2 
cultural diversity
1. Asian emphasis on the value of filial piety may be noted in: A. A family's reluctance to disagree with an early childhood professional. B. Encouragement of interaction between adults and children. C. Strict adherence to Buddhist teachings. D. A mother's
asked by Vanessa 
math
i need to cmplete a venn digram of composite and odd using the numbers 2035.
asked by felix 
Physicss
a car brakes to a halt in 5 seconds. The position of the car versus time is given by: x = 10t  t^2 a) What is the average speed between 0 s. and 4 s.? Thank you
asked by Rafael 
U.S. History
I have to do a book report during the time period of 19001981, only occuring in the united states. I do not know what books to look for to do my report, any recommendations?
asked by Kim 
math
what is the scientific notation for 1,890,000 and 7,426,000
asked by felix 
MAth
estimate each sum or difference. 22.8+49.2+1.7
asked by shion 
agriculture
How do I find the marginal profitability of using precision ag practices in wheat production?
asked by eva 
algebra
can you check if im right? 7 + 9 i got 2 23  12 23 + 12 = 35 8  (5) 8 + 5 = 13 12 + 7 = 4 5  14 5 + (14) = 9 12 + (8) = 4 8  13 8 + (13) = 5 5  16 5 + 16 = 21 13  17 13 + 17 = 4 26 + (14) = 40 26 + 13 = 13 2 + 5 2 + 5 = 7
asked by MARKO 
economics
how did the middle class grow?
asked by imani 
psychology
why do you think it was important to Cobb that they held onto what was real and woke up?Are there areas of your life where reality might need to intrude?How can we know whether or not God is the ultimate reality?
asked by abigael gamboa 
social studies HELP
who developed a vaccine to prevent polio?
asked by nicole 
math
the altitude of the pyramid is 30cm and its base is enclosed by a rectangle whose dimension are 12cm by 18cm respectively. what is the distance from the vertex of a section parallel to the base whose area is 72cm^2?
asked by acshikari 
math
how do you make 9=6 (using roman numerals ) be equal on both sides
asked by nolan 
math
i need to complete a venn diagram using the numbers 2035 please help me drawing a venn diagram.
asked by felix 
math
square root of 64 and the square 64
asked by felix 
statistics
# A stoplight at the corner of Lincolnway and Duff Avenue is red 20% of the time. For someone who drives through this stoplight 10 times a week, what is the probability that they will stop at least three times? a: .201 b: .771 c: .878 d: .322
asked by Kate 
Ms Visio
• 2. Construct a data dictionary and draw a hierarchy chart and flowchart or pseudocode for a program to calculate commissions. Output. Output is the commission report shown in the spacing chart that follows. At most, 50 detail lines are to appear on
asked by afroz 
geometry
Two groups of students are asked to depict a picture of a semicircular pizza. Group 1 uses a ruler to depict the base of the shape and completes the semicircle with a pencil. Group 2 uses a ruler to make a line of 10 inches to depict the base of the
asked by Anonymous 
Science
If you lift a chair weighing 50n to a height 10.5 meters and carry it 10 meters across the room. How much work did you do on the chair?
asked by Tee 
Math
What is 5,892.719 round to the nearest hundredths
asked by Mia 
standard deviation
if the standard deviation of a set of n numbers is y what is the varience of the set? i need help!
asked by Diana 
Rob
1) A White eye (w) female Drosophila is crossed with diminutive (dm) males. The F1 wild type females are then crossed to the double mutant, white eye, diminutive males and produce the following: white eye, normal size 487 normal eye, diminutive 475 normal
asked by Genetics 
algebra
can you check if im right? 36/9 = 4 52/ 4 = 13 (5) x (20) = 100 63/9 = 7 (15) x (2) = 30 22 /2 = 11 (13) x (6) = 78 100/5 = 50 (60) x (3) = 180 240 / 30 = 8 (43) x (8) = 344 169/ 13 = 13
asked by MARKO 
Physics
a car brakes to a halt in 5 seconds. The position of the car versus time is given by: x = 10t  t^2 a) What is the average speed between 0 s. and 4 s.?
asked by Rafael 
scientist
scientists do their experimental tests more than once,so they can reduce the effects of chance errors.This is called conducting
asked by cina 
geometry
Suppose right triangle ABC has one acute angle 47º. Suppose also that right triangle DEF has an acute angle 43º. How are triangles ABC and DEF related?
asked by Blanca 
math
John goes to the store to buy some school supplies.He byus a stapler for $6.32, staples for $3.75, pencils for $2.00, and 2 packs of erasers for $0.99 each. He must pay $0.07 tax for every ($1.00)dollar he spends. How much does John have to pay in all?
asked by Anonymous 
Calculus
If S1 = 0.7 and S2 = 2.1 in geometric series, what would the sum of the first 12 terms in the series be? I tried doing this, and I got 1.16 or something :S How exactly do I do this? Please tell me what formula to use. I was using the Sn = a(rn1)/r1
asked by Anonymous 
chemistry
If the equilibrium constant for the carboxyl group of glycine is 2x10^3, what is the pk value?
asked by Anonymous 
Science
Can someone please help me please thank you. Climate change is an environmental issue in the news almost daily, and air pollution impacts us on a global level. What are the implications of global warming? Do you think the efforts to improve air quality are
asked by John 
Genetics
1) A White eye (w) female Drosophila is crossed with diminutive (dm) males. The F1 wild type females are then crossed to the double mutant, white eye, diminutive males and produce the following: white eye, normal size 487 normal eye, diminutive 475 normal
asked by Rob 
HELP!!
1.) 15 * 4 2/3 2.) 10 2/3 divided by 4
asked by Kimberly 
science
A driver of a car traveling at 17.4 m/s applies the brakes, causing a uniform deceleration of 1.8 m/s2. How long does it take the car to accelerate to a final speed of 13.4 m/s? Answer in units of s
asked by Anonymous 
government
Do voter ID laws conflict with anything in the Constitution besides, situationally, the 24th Amendment?
asked by Jessica 
Algebra
Need to use properties to help simplify each expression. Example: 5 * 8 * 6 Would the answer be a actual property or 240
asked by Ann 
science
What is an independent and dependent variable? Please give a definition and example.
asked by liz 
geometry
if B is the midpoint of AC=1/2AC
asked by dan 
algebra
What is perdiction equation
asked by Anonymous 
TRIG
THE SIN COS SEC TAN COT CSC 5X+Y=0
asked by NAUDIA 
Algebra 1
B20= 9B
asked by Kiersten 
General Knowledge
What is the color of the big building located on Pacific Blvd. Vancouver BC, Canada?
asked by Michael 
math
My teacher makes us use this: => and to symbolize the steps we use to find our answers, but I don't understand the difference. Can someone please explain it?
asked by terra 
Speech
Help with an introduction speech outline (I just need some help so I can get a start on it...do not tell me websites that can help me unless they have examples on them)
asked by Cuty 
cultural diversity
1. Native Americans are ambivalent about early intervention programs for children with disabilities because they: A. Have a high tolerance for human imperfection. B.have their own tribal healing ceremonies and rituals. C. Believe programs of that type
asked by Vanessa 
algebra
How many terms are in the expression 5x – 6a + 8?
asked by Anonymous 
english
Change the sentences,replacing the phrase people who are..with an adjective used as an noun. 1People who are uneducated have a hard time catching up.
asked by fatma 
Socials
We are doing this party thing in Socials class. And my party is the NDP party, so we'll be asked questions from the Conservatives and Liberals. I have to advise the leader on stuff. But I don't know what to say. I'm just supposed to whisper stuff into my
asked by Anonymous 
Calculus
Evaluate the indefinite integral: INT dx/(64+x^2)^2
asked by Carmen 
english
I'm sorry Ms. Sue. The directions said write the simple subject or predicate for each. I told you the wrong thing.
asked by Reed 
calculus
sec^2(pi/2x)1=cot^2x where do i start
asked by Anonymous 
science
if something has a high density,what does that mean
asked by shion 
cultural diversity
1. Prejudicial behaviors by young children, particularly in the 3 to 5 year age group, are not rooted in: A. Cognitive inability to fit new information and experiences into an existing belief system B. Observation and emulation of prosocial attitudes and
asked by Vanessa 
Englisch
Can somebody help me to write a summary? The article "Towards a greener Economy?, written in 2009 by friedman, deals about the economic system in unsustainable. The satirical newspaper decribe the americans are wasteful. Than i don't know how can i write
asked by Clara 
english
could anyone please clarify my query : why there is no passive formation for the following sentences though they have transitive verbs which take an object ? 1. she goes to school 2. she crosses the bridge
asked by R S Telagathoty 
history
how did the asias live
asked by vernell 
science
what property of plastic is important for it to be used when picking up a hot item
asked by shion 
MATH
WHICH IS GREATER 11/24 OR 29/35?
asked by DEVYN 
math
find the average 6 1/5 and 6 1/4
asked by ashley 
English
Thank you very much. I still have a few more sentences to check. 1)I hate doing shopping (“the shopping”?) and eating Chinese food. I attended the primary and middle schools in Italy. I’ve got a pimply face with a pimply nose and a normal mouth. 2)
asked by Henry2 
math
six cars are parked in front of a car dealership. If you are looking at the cars from the front. the red car is parked in front of the green car. the black car is between the green and the yellow car. The blue car is parked on the right side of the red
asked by jen 
calculus
antonio is thinking of four number from 1 through 9 with a sum of 18. find the number
asked by Anonymous 
algebra
domains are 1,2,3,4 and ranges are 1 ,4,9,14 what is the function rule?
asked by terry 
Social Studies
which economy is better?
asked by hoover 
math
does (4+5)+2=9+2? explain
asked by Anonymous 
spelling
verbs, the telling part or what is happening part of a sentance
asked by amanda 
MATH
FIND THE PERIMETER AND AREA OF A ROOM WITH THESE DIMENTIONS 11FT 13FT 14FT 3FT
asked by ANANDA 
algebra
x/81/6=6
asked by angel 
physics
A 10 kg cart was observed moving north with a speed of 15 m/s before it collided with an identical cart at rest. The collision was observed to cause the carts to couple and move together as one. What is in Joules the kinetic energy of the system of both
asked by Elisabeth 
math
Estimate products of fractions. 2/9x26
asked by Albert 
Science
what mass of sodium carbonate is present in a 3000cc of a 1.2 solution? The density of the sodium carbonate is 1.5 g/ml.
asked by Shelly Perez 
Math
Can someone explain to me the greatest possible error when finding the maximum and minimum possible lengths of something?? PLEASE!!!
asked by Jailyn 
science
if something has a high density,what does that mean
asked by shion 
science
what property of water makes it a liqiudand not a sold
asked by shion 
Math
Segments parallel to the sides are used to divide a square board 3 ft on each side into 9 equalsize smaller squares. If the board is in a level position and a grain of rice lands on the board at a random point, what is the probability that it lands on a
asked by Kym 
English
1. I will give you what you want. 2. I will give you the thing which you want. 3. I will give you the things which you want. 4. I will give you all that you want. (Does #1 meaqn #2, #3, or #4?)
asked by rfvv 
spanish
whats the verb for su madre en el hospital
asked by Shabria 
Algebra II
Right now we're doing systems of Linear Equations in Three Variables. It says to solve the following system: x  y + 3z = 4 x + 2y  z = 3 4x + 3y + 2z = 5 Whatever I try with this problem (and the others like it) it comes out wrong. I've had about one
asked by Matt 
Algebra 1
Can someone explain to me the greatest possible error when finding the maximum and minimum possible lengths of something?? PLEASE!!!
asked by ICONiac 
math
find the prime factorization of 175
asked by felix 
MAT/117
The weight of an object varies on different planets. Solve the equation w=Cr^2 for r
asked by Anonymous 
a l g e b r a = Mrs Sue
can you check if im right? 36/9 = 4 52/ 4 = 13 (5) x (20) = 100 63/9 = 7 (15) x (2) = 30 22 /2 = 11 (13) x (6) = 78 100/5 = 50 (60) x (3) = 180 240 / 30 = 8 (43) x (8) = 344 169/ 13 = 13
asked by MARKO 
MATH(what is Y)
i don't get this problem please help Y  5/8 = 1/4
asked by hoover 
psychology
about the inception the movie cobb's guilt and the way that it manifests in his subconscious puts him and the in danger but it also helps to ground him in reality,How canguilt be damaging in our lives?In what circumstances might it be right and healty?
asked by abigael gamboa 
math
18.45 divided by 7?
asked by vaunell 
math
how do I work this problem? a+3+5=16a=
asked by Anonymous 
Calculus (please help)
Evaluate the indefinite integral: INT dx/(64+x^2)^2 Please help with this one.
asked by Carmen 
math
the two square roots of 9 are 3 and what
asked by felix 
math
square roots to the nearest tenth of 42
asked by felix 
social studies economics
identify and understand the meaning of 3 different economic systems: traditional, command , and market is there a website i can find this out
asked by MARKO 
social studies
how can the study of history help show our countrys diversity?
asked by lindsey 
dayli science
write one or two sentences that contain these words:hypothesis,solutin,prolem,scientist
asked by flavia 
Math
Reasoning Does (4 + 5) + 2 = 9 + 2? Explain
asked by Anonymous 
algebra
fill in the blank on distrubitive property (23times975)+(23times25)
asked by Anonymous 
Math
how to figure possible set of scores for 15 students that would result in the class average of 66
asked by Susana 
prealgabra
36*x^220*y^2/3*x+7*y find the quotient
asked by kim 
math
the diagram shows a trapeze in a childrens playground. AC is horizontal bar 1.2m long. BX and DY are vertial posts each 3.4m tall. they are 2.5m apart. AC is suspended by ropes, AB and CD each 2.0m long. Calculate to one decimal place the vertical height
asked by bob 
math
what is 7,468 rounded to the nearest hundred
asked by maria 
algebra  mrs sue
sorry it should boe 100/ 5 should be : 20
asked by MARKO 
psychology
how can we know that the world around us is real and what do we mean by real?
asked by abigael gamboa 
psychology
inception is possible?
asked by abigael gamboa 
math
the base edge of a triangular pyramid is 3 meters and its altitude is 10 meters. find the area of a section parallel to the base and 6 meters from it.
asked by acshikari 
math
3a^2+25a+28/3a+4 =
asked by Carol 
english III
what is a pronoun of a sentence?
asked by stephanie 
math
f(x)=8xx2
asked by Sarah 
math
what is 1/3of 98
asked by felix 
english
No one has ever returned from that desert. (is the verb transite or intransitive and why)
asked by Daphne 
algebra
fill in the blank on distrubitive property (23times975)+(23times25)
asked by Anonymous 
math
how many feet are in 261.32 yards
asked by felix 
math
(5 + 3) + 9 = 8 +
asked by Anonymous 
geometr
2x+(y50)=90
asked by Anonymous 
science
what is the average number of seconds in2.20,1.99,1.89,2.24,1.16
asked by Anonymous 
math
can the mean and median ever be the same?
asked by Diana