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#1

$Old$ November 6th, 2009, 01:24 PM

wolfhound $wolfhound is offline$

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$Default$ Basic question

what is -3^2?

is it -(3)^2 = -9 ?

or -3 x -3= 9?

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#2

$Old$ November 6th, 2009, 01:28 PM

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Bacterius $Bacterius is offline$

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-3^2 is $-(3^2)$
(-3)^2 is $(-3)^2$

Always be careful with those negative signs since you can't always check if it is right on the moment.

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