SOLUTION: I need help in answering this problem: (x^2 + 2y)(x^2 - 2y) All I have to do is simplify it.

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I need help in answering this problem: (x^2 + 2y)(x^2 - 2y) All I have to do is simplify it.       Log On


   

Question 33891: I need help in answering this problem:
(x^2 + 2y)(x^2 - 2y)
All I have to do is simplify it.
Answer by Lchanddragon(3) About Me  (Show Source):
You can put this solution on YOUR website!
all you need to do is use the FOIL method
%28x%5E2%2B2y%29%28x%5E2-2y%29
F:x^2 * x^2 = 0
O:x^2 * -2y = -2x^2*y
I:x^2 * +2y = +2x^2*y
L:-2y * +2y = 0
and you are left with
x%5E2
good luck!
Anjanie