09/25/15

Jeff takes 20 minutes to job around the race course one time, and 25 minutes to jog around a second time. What is his average speed in miles per hour for the wh
Jeff takes 20 minutes to job around the race course one time, and 25 minutes to jog around a second time. What is his average speed in miles per hour for the whole jog if the course is 3 miles... more
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09/25/15

Math problem
2x^2+3x-5 (X+5)(2x-1)   i am stuck on finding out where the error is made a solving it. 
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09/24/15

the measure of the angle is nine times greater than its supplement, what is the supplement
I need help with this problem i do not understand it it is due at 12:00 pm and i need help my math teacher is not available.. 
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09/24/15

one angle is twice its supplement increased by 60 find the measures of the two supplementary angles
i cant figure out to get the right details to get the work done 
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09/24/15

Equation of a circle word problem help?
A rock is dropped into a pond, creating a circular ripple. The radius of the ripple increases steadily at 6 centimeters/sec. A toy boat is floating on the pond, 2.00 meters east and 1.00 meters... more
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09/23/15

How to Express f(x)=lxl as a piecewise function?
Can you please show me the steps on how to express this into a piecewise function? I don't understand it at all.
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09/23/15

2(2–3r)=–5(r–3)
Hello I'm Chrissy I have a hard time in math class.I'm looking for help, I find this website I hope I can find the help I need thank you
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09/23/15

find the derivative of f(x) = (1 + 6x^2)(x - x^2) in two ways.
Please help
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09/23/15

please help i dont understand how to solve this problem (2x+5)(x-3)
 I am having a lot of problem with these kinds of problems
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09/23/15

The cost to rent a car is $19.50 plus $.25 per mile. If you have $44 to rent a car, what is the greatest number of miles that you drive?
I need the inequality for the answer of the que 
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09/23/15

How much time pases before the speeder is overtaken by the police car?
A speeder passes a parked police car at 29.0m/s. Instantaneously, the police car startsfrom rest with a uniform acceleration of 2.47m/s2. Answer in units of s
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09/23/15

Solving nonlinear equations for both real and imaginary numbers
9x^4-28x^2+3=0
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09/23/15

Solving nonlinear equations for both real and imaginary problems
Three examples    X^3+5x^2=0   2x^4-x^3-6x^2=0   9x^4-28x^2+3=0  
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09/22/15

Point a to b at 50 miles per hour one way and return at 45 miles per hour and took an extra 30 minutes, what is the distance between point a and b?
There are no extra details.
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09/22/15

Cube root, finding the length of the wire around a cube
A piece of wire is used to form the framework of a cube the volume of the cube is 2744 cubic inches find the length of the wire
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09/22/15

The volume of a gas in a container varies inversely with the pressure on the gas.
The volume of a gas in a container varies inversely with the pressure on the gas. If a gas has a volume of 390 cubic inches under a pressure of 7 pounds per square inch, what will be its volume if... more
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09/22/15

what is this in interval notation 2x+12>-18
What is this in interval notation
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09/21/15

what is 2x6 divided by 2+1 value 4
evaluate numerical expressions
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09/21/15

What is the vertex of f(x)=(x-3)^2-4
I know that I need to use the formula -b/2a, I'm just unsure why my answers don't make sends.
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09/21/15

Find two consecutive odd integers such that the sum of their squares is 650
Find two consecutive odd integers such that the sum of their squares is 650
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09/20/15

need help explaining
−7x(x− 2) + 2(x− 4) -7x^2 - 14x + 2x - 8 -7x^2 - 12x - 8   i need help to explain. This problem and is there any mistakes about how I wrote the problem out?
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09/20/15

s= -16t^2+100t
I don't known where to start
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09/20/15

3x^2-24x=18
Solve.if no real numbers exist state this
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09/20/15

A car set from rest then travel west for 5 sec and achieves a speed of 60m/sec. What is acceleration of the car
A car set from rest then travel west for 5 sec and achieves a speed of 60m/sec. What is acceleration of the car
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09/19/15

price of a candy bar doubles every five years.candy bar cost 20 cents in 2000. What would be the price of the candy bar in the year 2030?
price of a candy bar doubles every five years.candy bar cost 20 cents in 2000. What would be the price of the candy bar in the year 2030?
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