10/06/15

Solving Inequalities
16x-x3≥0
Follows • 2
Expert Answers •1

10/06/15

factoring equations
Let f(x)=3x^2-8x+9. Find f(x+h).  f(x+h)=___. (Do not factor). 
Follows • 2
Expert Answers •1

10/06/15

The width of a rectangle is one half its length. The perimeter of the rectangle is 54cm. What is the width and length of the rectangle?
The width of a rectangle is one half its length. The perimeter of the rectangle is 54cm. What is the width and length of the rectangle?
Follows • 2
Expert Answers •1

10/06/15

Geometric Proof
Given: Ray BD bisects < ABC; <1 (<ABD) and <2 (<CBD) are complementary. Prove: m<2 = 45
Follows • 2
Expert Answers •1

10/05/15

Construct a polynomial function with the following properties: fifth degree, 2 is a zero of multiplicity 2, -5 is the only other zero, leading coefficient is 4
Construct a polynomial function with the following properties: fifth degree, 2 is a zero of multiplicity 2, −5 is the only other zero, leading coefficient is 4
Follows • 3
Expert Answers •2

10/05/15

use logarithmic differentiation to find the derivative of the function y=(x^2+2)^2(x^4+4)^4
Please help me 
Follows • 2
Expert Answers •1

10/05/15

differentiate the function g(x)=In(xe^-2x)
Please help me
Follows • 3
Expert Answers •2

10/05/15

find the average speed
a bus traveled on a level rod for 3 hours at an average speed of 20 mph faster than it traveled on a winding road. The time spend on the winding road was 4 hours. Find the average speed on the... more
Follows • 2
Expert Answers •1

10/05/15

How long for the same kob alone
One person proofreads copy for a small newspaper in 4 hours. If a second proofreader is also employed, the job can be down in 2 1/2 hours. How long does it take for the second proofreader to do the... more
Follows • 3
Expert Answers •2

10/05/15

i need help with calculus
If a ball is dropped from the top of a 120 m cliff its height h in meters after t seconds can be modelled by h(t)=120-4.9t^2 Find the average of change of height of the ball with respect to time... more
Follows • 2
Expert Answers •1

10/05/15

g(x)=f(x-3)+4
Describe the transformation to f (x) to obtain g (x)
Follows • 3
Expert Answers •2

10/04/15

The graph of y=x^2 is shifted 2 units to the left. This graph is then vertically stretched by a factor of 6 and reflected acoss the x-axix.....
continued question... finally the graph is shifted 7 units downward
Follows • 3
Expert Answers •2

10/04/15

find the exact solutions to each of the following equations
find the exact solutions to each of the following equations   1. 4x^2/3-4x^1/3=3 2.9x^2/3+4x^-2/3=37 3.3x^2/3-x^1/3=2   4. I/2x^2-x=1/3
Follows • 2
Expert Answers •1

10/04/15

word Problem
A jet flew at an average speed of 480mph from Point X to Point Y. Because of head winds, the jet averaged only 460mph of the return trip, and took him 45min longer. How many hours was the flight... more
Follows • 3
Expert Answers •2

10/04/15

cover 15 miles in the same time it takes the second skater to cover 12 times.The second travels 3 miles per hour slower than the first Find the rate.
two skaters take off for an afternoon of rollerblading in central park. The first skater can cover 15 miles in the same amount of time it takes the second skater to cover 12 times. The second... more
Follows • 2
Expert Answers •1

10/04/15

suppose (x+1) divides evenly into some polynomial P(x). What is P(-1)?
I need help 
Follows • 2
Expert Answers •1

10/04/15

If 15 times the reciprocal of a number is added to the ratio of 9 times the number minus 7 and the number plus 2, the result is 9. What is the number?
If 15 times the reciprocal of a number is added to the ratio of 9 times the number minus 7 and the number plus 2, the result is 9. What is the number?
Follows • 3
Expert Answers •2

10/04/15

factorise 2x^3-13x^2+6x+45
this is to factorise
Follows • 2
Expert Answers •1

10/03/15

$5400 is invested, part of it at 10% and part of it at 6%. For a certain year, the total yield is $444.00. How much was invested at each rate?
Please help!
Follows • 2
Expert Answers •1

10/03/15

algebra word problem
The number of volunteers of a worldwide organization has increased from 5.6 million in 2004to 11.7million in 2010. (a) Find an equation for the line containing the given points. Let x represent the... more
Follows • 2
Expert Answers •1

10/03/15

Find the solutions of the equation that are in the interval [0, 2p). (Enter your answers as a comma-separated list.
If there is no solution, enter NO SOLUTION.) 2 -2 sin t = 2 sqrt(3)cos t   My solutions were pi/2, 7pi/6, and 11pi/6. 
Follows • 2
Expert Answers •1

10/03/15

olivia met her friends at the coffee house and bought five cups of latte and three cups of regular coffee for a total of $16.53 each cup of lattee costs $0.73
question continuation: 0.73 extra, how much does one regular cup of coffee cost?    This is an algebra word problem for my homework and it's really hard to solve, please... more
Follows • 3
Expert Answers •2

10/03/15

if x power 3a = y power 2b = z power 4c = xyz, then show 3ab+4bc+6ca=12abc
if x3a=y2b=z4c=xyz, then show that 3ab+4bc+6ca=12abc
Follows • 2
Expert Answers •1

10/03/15

help me please! composition of functions
IF f(X)={x2, X>3 ; 3X+4, 0<X<3 ; X3+2 , X<0 find (f°f°f)(-1)   p.s the answer is 49! i dont know how this f(x) includes three terms x2 , 3x+4 and x3+2 And which term i need to use for... more
Follows • 2
Expert Answers •1

10/02/15

A motor scooter travels 18 mi in the same time that a bicycle covers 8 mi...
A motor scooter travels 18 mi in the same time that a bicycle covers 8 mi. If the rate of the scooter is 2 mph more than twice the rate of the bicycle, find both rates.   The scooter's rate is __... more
Follows • 3
Expert Answers •2

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.