SOLUTION: (2x+2y)² - (2x-2y)²

Algebra ->  Equations -> SOLUTION: (2x+2y)² - (2x-2y)²      Log On


   

Question 792487: (2x+2y)² - (2x-2y)²
Answer by KMST(5328) About Me  (Show Source):
You can put this solution on YOUR website!
Factoring, using the special product a%5E2-b%5E2=%28a%2Bb%29%28a-b%29:


Calculated a different way:

At this point we can calculate that stuff, just to make the writing easier,and continue with
=
The other choice would be to continue with
=