03/22/15

what is the y intercept of y=-x
I just need the y intercept if there is one
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03/22/15

m^2-12m+20
Factor the trinomial.
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03/22/15

Prove the co function identity: cot(3.14/2-u) =Tan u
3.14 is shown As pi
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03/22/15

Tong Ah Khau deposited RM10, 000 today into an account that pays 8 percent interest for five years.
Tong Ah Khau deposited RM10, 000 today into an account that pays 8 percent interest for five years. You would like to have same amount of money at the end of the next five years as him, but you can... more
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03/21/15

I how to solve this in elimination. If it's no solution or infinitely many solutions I'm absolutely confused
-3x—2y=6 3x+2y=0  
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03/21/15

(4x+5y)^2-(4x-5y)^2 how do I factor this?
(4x+5y)^2-(4x-5y)^2 how do I factor this? I do not know what to do after the problem is in the difference of squares formula: [(4x+5y)+(4x-5y)][(4x+5y)-(4x-5y)] 
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03/21/15

tuition for a resident at a college campus was $8730 in 2008. The tuition increased by 15.1%... MATH WORD PROBLEM HELP
tuition for a resident at a college campus was $8730 in 2008. The tuition increased by 15.1% during the period from 2008 to 2013. Find the increase and the tuition for the 2013-14 school... more
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03/21/15

Identify the center, radius, and graph of x2+(y+1)2=16.
Identify the center, radius, and graph of x^2+(y+1)^2=16.(a) Enter the center as an ordered pair, including the comma.The center is at .....(b) Enter the radius exactly. Do not use a decimal... more
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03/21/15

Write the equation of a circle with center at (5,2)and radius 10
Write the equation of a circle with center at (5,2)and radius 10
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03/20/15

If a triangle has a side lenghts of 6, 8, and 10, find the measurement of each angle
Need to know all angles
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03/20/15

One number is five less than another. The sum of the two numbers is 45. Find the two numbers and solve an algebraic equation
I know the answer is 25 and 20 i just need to know how to write this as an algebraic equation. 
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03/20/15

Sketch the curve of y=|15-4x-4x^2|
Sketch the curve of y=|15-4x-4x^2|. If possible with detailed workings? Thanks
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03/19/15

a 12 foot ladder is placed against a house to reach a window that is 9 feet high. how far away is the ladder from the house?
This problem frustrated me because my teacher got 7.94 feet. Im offically confused. Help please
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03/19/15

What distance did it travel?
A bike wheel with 18 inches in diameter rotates at 120 degrees. 
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03/19/15

What is the average rate of change from x = 2 to x = 4 for the function g(x) = 3 ln x? Round the answer to the nearest hundredth.
What is the average rate of change from x = 2 to x = 4 for the function g(x) = 3 ln x?Round the answer to the nearest hundredth.
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03/19/15

1.45% of 13158.58
Answer question please
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03/19/15

3x articles cost $( 7x+2) and 4(x+1) of the sam articles cost $( 12x+2 ). Fnd x
Could you please use applications leading to quadratic equations thanks
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03/18/15

Solve the problem.
If a model rocket is propelled upward from ground level at an initial velocity of 112 feet per second, after t seconds, its height h is given by the formula h=-16t2+112t. After how many seconds... more
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03/18/15

4^u=324*9^u
I need some help on this problem
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03/18/15

Qestion in description
The height in feet of an object dropped from an 18-foot stepladder is given by h(t)=−16t2+18, where t represents the time in seconds after the object is dropped. How long does it take the object to... more
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03/18/15

Factor the polynomial completely. If cannot be factored choose prime
2x3-3x2y+2xy2-3y3
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03/17/15

multiply polynomials
multiply (2m-4)(m^2+2m+4)
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03/17/15

5 is one-fourth of a number c
Write the word sentence as a equation.
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03/17/15

Will the player score
a hockey player takes a shot at a distance of 20ft away from a 5 ft goal. If the puck travels at a15 degree angle of elevation toward to the center of the goal, will the player score
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03/16/15

Need help with Distributive Property and GCF
I need to figure out the following equations using the Greatest Common Factor and the Distributive Property. Then solve.   1: 40+16   2: 36+32   3: 12+16    4: 90+70   5: 24+27   6:... more
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