10/08/16

Problem Page The longer leg of a right triangle is 7cm longer than the shorter leg. The hypotenuse is 9cm longer than the shorter leg. WHAT IS THE SIDE LENG
Find sides
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10/07/16

An object is subject to two forces that do not point in opposite directions . Is it possible to choose their magnitudes so that the object is in equilibrium?
An object is subject to two forces that do not point in opposite directions . Is it possible to choose their magnitudes so that the object is in equilibrium? 
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10/07/16

Thrust force
Scallops use jet propulsion to move from one place to another. Their shells make them denser than water, so they normally rest on ocean floor. If a scallop wishes to remain stationary , hovering a... more
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10/07/16

Physics Impulse
A car has a momentum px(t) = 3000 N*s - (200 N*s^2)/(t+1.00s).  Find the net force acting on thecar at t = 4.00 s
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10/07/16

39 percent of portfolio rose 5.8% and 61 percent of portfolio rose 3.8%. What is average percent rise?
I'm trying to figure the average gain in two stock funds. The proportion of each fund is as stated. As are the returns for both. 
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10/07/16

Do i put on in numbers to figure out answer?
g(x)=17, x=? the info given is g(x)=7/2x+10 do I put  g(7/2x+10)=17 do I figure like this?
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10/06/16

Use the definiton of a derivative to solve -2x+5
So far I have: y=-2+5   y1 = (-2(x+h)+5-(2x+5))/h   (-2-2h+5-2x-5)/h   (-4x-2h)/h   If I set h=0 it becomes -4x/0 which is undefined... What am I doing wrong?    
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10/06/16

equation, set up a word problem
Set up an equation and solve the following problem.The cube of a number equals sixteen times the same number. Find the number.   x=__________  smallest vallue x=__________ x=___________ largest... more
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10/06/16

I am confused on how to simplify my derivative
Find the derivative of the given function. (Remember to simplify the numerator of your answer.) z(t) = (t^2+5t+2)/ t+7 I found the derivative and then I simplified my answer... more
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10/06/16

What subatomic particle varied in number within each neutral atom of the student is elements?
Please helpppppppppPlease helpppppppppPlease helppppppppp Please helpppppppppPlease helppppppppp
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10/06/16

The sum of the square of a positive number and the square of 2 more than the number is 52. What is the? number?
I just need the positive number . and other answers for my homework thank you
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10/06/16

the ratio of marbles to stones in a large pot is 6 to 7. If there are 42 marbles ,then how many stones are there.
it is a rasio question                                                                   jj
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10/06/16

Robin had fourteen quarters. if she spent six of them buying a soda, how many coins did she have left?
Need to bring my history grade up
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10/06/16

If it requires a steady force of 1000 newtons to pull a plane, how much work is required to pull a plane 8 meters?
This is for electronics and technology. I am in ninth grade.
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10/06/16

An old clock stated to lose one minute each day. How slow was the clock after one year of this? After two years?
I just basically don't understand how to do this problem. I need help, I also am in the highest math group in my class, which is Algebra 1.
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10/06/16

A skier slides down a steep 27degree slope. On a slope this steep, friction can be ignored. What is the acceleration of e skier?
This question makes no sense. How am I supposed to solve this when given just an angle? Its in my physics section of normal forces so it has to deal with that.    The only thing that comes to my... more
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10/05/16

A ball weighing 50N is pulled back by a rope to an angle of 20 degreees. What is the tension in the pulling rope?
 Hi everyone. I really dont know how to solve this. I sttempted to make a coordinate graph and randonly started solving a bunch of sides of the angle but this is wrong. I dont know how to do this... more
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10/05/16

The half-life of radium is 1620 years. Find the constant k in the formula when the time is given in years.
We are supposed to take this problem and write an equation out of it and solve.
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10/05/16

Find the derivative of the given function. y=20z^2+1/18z
Find the derivative of the given function. y=20z^2+1/18z
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10/05/16

How can you use electricity to create magnet
I dont know the ansewer to this question
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10/05/16

Calculate the final temperature (K and C) of a gas if 32.0 L of the gas at 25 C and 1.00 atm is compressed into a volume of 3.20 L at a pressure of 5.0 atm. - S
Calculate the final temperature (K and C) of a gas if 32.0 L of the gas at 25 C and 1.00 atm is compressed into a volume of 3.20 L at a pressure of 5.0 atm.
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10/05/16

Chemistry/heat
What is the final temperature of 20.0 grams of water (C=4.184 J/g C) at 25.0 C after it absorbs 2179 J of heat?
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10/05/16

derivative of 6/lnx
Need worked out solution and answer.
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10/04/16

A cannon is fired form a height of 15 meters. The cannonball lands 100 meters away. What was the initial speed of the cannonball
I have to find out what the initial speed is of the cannonball, and I know that the height is 15 meters and that the cannonball lands 100 meters away.
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10/04/16

Finding the derivative by trying to determine what would be a constant or not in the given equation.
The gravitational attraction, F, between the earth and a satellite of mass m at a distance r from the center of the earth is given by F = (GMm)/ r^2 , where M is the mass of the earth, and G is a... more
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