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If 3^x = 243^4, then what is x?

 Dec 11, 2014

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 #1
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$$\\3^x=3^{5*4}\\\\
x=20$$

.
 Dec 11, 2014

1+0 Answers

 #1
avatar+118723 
+10
Best Answer

$$\\3^x=3^{5*4}\\\\
x=20$$

Melody Dec 11, 2014

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