12/02/12

Two forces of 55N and 85N act on an object simultaneously and the resultant force is 125N. What is the measurement of the angle between the two forces?
Please help me do this problem..I am having problems with my homework?
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12/02/12

What are the values of all the cube roots (Z = -4v3 - 4i)?
I have to remember to convert -4√3 – 4i) in to polar form
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11/30/12

In which direction will this parabola open? x= 3(y-5)^2-7
i dont understand which way it would open! /;
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11/30/12

how to simplify (2x-3)^2
I need to find the equivalent to (2x-3)^2
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11/29/12

explain factoring trinomials
explain how 3x^2+13x-10 equals (3x+2)(x-5)  
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11/29/12

Which of the following is NOT a polynomial?
A)4/x+x/7 B)x^-4 C)-4/7 D)x^2-4+7x
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11/29/12

How do you find positive integers when dealing with fractions
here's how the problem looks like: 1/x + 1/y = 1/12   HOW ON EARTH DO I DO THAT??  
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11/28/12

using demoivre's theorem, what is the value of (8-8iv 3)^3/4
I am having trouble understanding demoivre's theorem. I am not quite grasping the concept. Please help with this homework problem.
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11/28/12

combine like terms 6b+7b-10=
Combine like terms
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11/28/12

(5-3)cubed+12dived by 4
i dont get it   
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11/28/12

What are quadratic functions
iuhiuhuhhuvtuyguyguyygygyuguygyugtggyugyuyygygygygygygygygygygygy
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11/28/12

what in the middle of 89 and 67
what is bewteen 67 and 89 . its because a got answer a median question and i got the numbers 49 67 67 89 98 98  and i cant figure out the median.
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11/28/12

What is a fraction inbetween 0.5 and 0.75?
I really dont know  
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11/27/12

need this to be factored (x+1)^2-(x+2)^2
homework. Also need help with 4x^4 - 1/y^2) (also known as 1 over y squared) and 9a^2/4a - a^4/b^4 ( also known as (9a squared over 4a minus A to the 4th over B to the 4th  
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11/27/12

e^x-4 [-1,3]
I am trying to find the area between the x axis and f(x) using the definite integral 
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11/27/12

How can you tell a number is the x intercept in an equation?
I need to know how I can find out if a number is the x intercept without a graph. Also the y intercept
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11/27/12

7^(3/x)=5^(2-x)
I'm supposed to solve using logrithims
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11/26/12

do you multiply to find square feet or do you add to find square feet
It is hard to do square feet                                                  
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11/26/12

3y-8(-19+4y)=65
Actually, we're asked to Solve the system of equations using substitution method for the following....  x-4y=-19 and 3y-8x=65
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11/26/12

x - 11 = 25
i dont know it
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11/26/12

What is the square root of 4x^2-20x+25
Please answer soon
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11/26/12

Convert 8 pt to quarts
customary measurements convert each measure
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11/26/12

Prove that Z x Z is countable
This is a proof or a disproof with a salvage.
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11/25/12

i was wondering for this equation 12a^2-13a-35 equals (12a^2-28)(15-35)
and can i have the steps to figure out the answers  
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11/25/12

(x + 3y - 5z) - (x - 3y + 4z)
(x + 3y - 5z) - (x - 3y + 4z)
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