SOLUTION: (2x+2y)² - (2x-2y)²
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Question 792487: (2x+2y)² - (2x-2y)²
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
Factoring, using the special product :
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
=
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