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(3x^4)^2 idk how  to do this

 Apr 26, 2015

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 #1
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$$(3x^4)^2 =(3x^4)*(3x^4)=3*3*x^4*x^4 = 9x^8$$

.
 Apr 26, 2015
 #1
avatar+118591 
+5
Best Answer

$$(3x^4)^2 =(3x^4)*(3x^4)=3*3*x^4*x^4 = 9x^8$$

Melody Apr 26, 2015

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