01-12-2011, 05:47 PM
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See signature :)
Industry Role:
Join Date: Apr 2007
Location: ICQ 363 097 773
Posts: 29,656
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Quote:
Originally Posted by blackmonsters
I got this when I tried that :
(a - b)^2 = (a - b)*(a - b) = a(a - b) - b(a - b) = (a^2 - ab) - (ab - b^2) = a^2 - 2ab - b^2
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please stop ..  |
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