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what is (-3m2n)2

 Apr 26, 2015

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 #1
avatar+118139 
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Mabe you mean

$$(-3m^2n)^2=-3m^2n*-3m^2n = 9m^4n^2$$

 Apr 26, 2015
 #1
avatar+118139 
+5
Best Answer

Mabe you mean

$$(-3m^2n)^2=-3m^2n*-3m^2n = 9m^4n^2$$

Melody Apr 26, 2015

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