can you square a negative number?

Simple patterns, variables, the order of operations, simplification, evaluation, linear equations and graphs, etc.
confused
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can you square a negative number?

Postby confused » Sun Mar 01, 2009 10:23 pm

like example = -5?

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stapel_eliz
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Postby stapel_eliz » Sun Mar 01, 2009 10:50 pm

You can square any number you like. You'll only have trouble if you try to take the square root of a negative! :wink:

confused
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Re: can you square a negative number?

Postby confused » Wed Mar 04, 2009 11:31 pm

ok thnx

mathalete
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Re: can you square a negative number?

Postby mathalete » Thu Mar 19, 2009 10:06 pm

yes. (-5)(-5)= +25 because a negative times a negative is a positive


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