A math puzzle
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November 20 2012, 07:31 PM
Re: A math puzzle
I think the problem is going from line 3 to line 4.
Line 3 is saying that -1^2 and 1^2 are both equal to 1. Which is true.
Line 4 is telling you 1 = -1. Someone conveniently forgot order of operations (PEMDAS) here.
Last edited by SmoothieX; November 20 2012 at
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