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(x+1)(x-1)

 Apr 28, 2015

Best Answer 

 #1
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x^2-x+x-1

x^2-1 is your final answer

 Apr 28, 2015
 #1
avatar+3 
+5
Best Answer

x^2-x+x-1

x^2-1 is your final answer

YOLOXD Apr 28, 2015

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