Please help me!!!!!!!!!!!!!!!!!!!!!!!

Algebra
Tutor: None Selected Time limit: 1 Day

May 19th, 2015

(2n+2)(2n-2) 

2n*2n = 4n^2 

2*-2= - 4 

(2)(2n)+ (-2)(2n) = 4n+-4n=0 

4n^2-4

May 19th, 2015

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May 19th, 2015
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