Thursday
September 3, 2015

Homework Help: math

Posted by B8 on Friday, September 27, 2013 at 10:09pm.

The question is
(2x+1)^2-2(2x^2-1) in simplest form
Is this correct?
[(2x+1)(2x+1)](-4x^2+2)
4x^2+2x+2x+1(-4x^2+2)
4x^2+4x+1(-4x^2+2)
-16x^4-16x^3-4x^2
+ 8x^2+8x+2
_________________________
-16^4-16x^3+4x^2+8x +2
Did I do this correctly?
Thank you for your help.

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