02/26/15

A 1351.9 kg car is traveling at 22 m/s when the driver takes his foot off the gas pedal.......
A 1351.9 kg car is traveling at 22 m/s when the driver takes his foot off the gas pedal. It takes 4.2 s for the car to slow down to 20 m/s. How large is the net force slowing the car? Answer in... more
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02/26/15

w^3/w^2y^3
simplify the expression
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02/26/15

What's the derivative of tsint/1+t? With steps please! I'm having trouble with simplification.
Here's what I have:   f(x)= tsint/1+t f1(x)= (1+t)(tcost+sint)-(tsint)(1)/(1+t)2 f1(x)= tcost+sint+t2cost+tsint-tsint/(1+t)2   After this my answers keep coming out incorrect in comparison to... more
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02/26/15

A few physics questions I'm having trouble with
In the figure, a crate of mass m = 103 kg is pushed at a constant speed up a frictionless ramp (θ = 29°) by a horizontal force. The positive direction of an x axis is up the ramp, and the positive... more
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02/26/15

Please answer this
Ginny is studying a population of frogs. She determines that the population is decreasing at an average rate of 3% per year. When she began her study, the frog population was estimated at 1,200.... more
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02/26/15

how can you answer this: log (3n-17)= (n-1) log 1.23 ... can you find the value of n?
this is all about equating arithmetic and geometric series calculating the value of n..
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02/26/15

Harmonic oscillation x=sin?nt?
Hey guys,Hope someone can give me a hand on this one?A particle is subjected to undamped harmonic oscillation described by the equation:x=sinωntProve that the linear acceleration of the particle is... more
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02/26/15

Maplesyrup costs 6 a gal and cornsyrup costs .80 a gal are used to make a mixture worth 2.36 a gal. How many gallons of each are needed to make 50 gal?
I got 21.43 gallons as my final answer.
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02/25/15

Find the area of rectangle
Hi tutor, My daughter have a question we not quite sure what the question ask us to do.  Please explain to us and answer.  Thank you   question: Stacy tiles the rectangle below using her square... more
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02/25/15

(10+x)^2 and 100 + x^2
Show the following expressions are not equivalent in 2 different ways; (10 +x)^2 and 100+x^2
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02/25/15

Write in word the value that 4 has in 2.674
Write in word form the value that 4 has in 2.674
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02/25/15

what is the gcf of x^2+9x+8?
algebra 2 gcf/a=1
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02/25/15

math problem
0.04x-0.01y=0.5 0.27x+0.13y=9.3
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02/25/15

What is the force???
What is the unbalanced force acting on a moving car with a constant velocity of 21 m/s (47 mi/h)? ___ N
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02/25/15

What is the bullet's acceleration?
A force of 1.9 N is exerted on a 5.7 g rifle bullet. What is the bullet's acceleration?___ m/s2
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02/25/15

Determine the net force necessary....
Determine the net force necessary to give an object with a mass of 1.8 kg an acceleration of 5.3 m/s2. ___ N
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02/25/15

sandra is putting up the board measures 8 1/2 feet long and 4 3/4 feet high. how many feet of border will you need to cover the perimeter of the bulletin board.
please help me with answering this question.
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02/25/15

Probability question Stat
with events X, Y, and Z such that X and Y are mutually exclusive, X is a subset of Z, P(Y)= 1/2 ,P(Z)= 3/4, P(Y and Z)= 3/8, and P(X and Z)= 1/4..... what is P(X), P(Z and not X), P(Y or Z),P(not X... more
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02/25/15

find three integer y=2x-1
this is a graph problem need three pairs  
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02/25/15

a bag contains several counters. some are green, some are yellow, and some are blue.
a bag contains several counters. some are green, some are yellow, and some are blue. Matt counted them and found the theoretical probability of drawing a green counter is 1/8 and the theoretical... more
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02/25/15

what is th edomain for this situation?
An apartment building has a total of 120 apartments. The equation m(p) = 5p gives the amount of money made, in hundreds of dollars, when p apartments are rented. 
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02/25/15

find the sum of the n terms of the series
Sn  =12 +32 +52 .... + (2n-1)2 .
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02/24/15

If two expressions have the same factor or base, what happens to the exponents when the expressions are multiplied?
this is a question on my math homework that i don't understand. thank you, Jacqueline (8th grade)
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02/24/15

For the given angle measure find the measure of a supplementary angle and a complementary angle
Given angle: 90 degrees 
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02/24/15

Simplify the rational exponents
b^1/4/b^9/4
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