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April 21, 2014

April 21, 2014

Posted by **brandon** on Tuesday, September 4, 2012 at 12:25pm.

please can someone explain

- algebra -
**Steve**, Tuesday, September 4, 2012 at 2:47pmif all you have to do is evaluate the expression when b = -2, then the value is

[-4b-8]+[-1-b^2]+2b^3

[-4(-2)-8]+[-1-(-2)^2]+2(-2)^3

[8-8]+[-1-4]+2(-8)

0 - 5 - 16

-21

- algebra -
**brandon**, Tuesday, September 4, 2012 at 6:40pmcomplicated but I think I understand thanks so much

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