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Re: Please remind me why -3^2 = -9
Posted:
Oct 19, 2012 8:19 AM
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On Oct 19, 2012, at 12:48 AM, Clyde Greeno wrote:
> In this case, the challenge to the student might be:
> "Below, insert parens to show two reasonable interpretations of
> '-3^2' ... and circle the one that is most commonly used in
> mathematical literature:
> -3^2 or -3^2 "
Very nice!!!
Best regards
--schremmer
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