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 How can i simplify b^3/4=125 ?

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How can i simplify b^3/4=125 ?

 Nov 28, 2014

Best Answer 

 #1
avatar+118613 
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$$b^{3/4}=125\\\\
b^{(3/4)(4/3)}=125^{4/3}\\\\
b=125^{4/3}\\\\
b=(125^{1/3})^4\\\\
b=(5)^4\\\\
b=625$$

.
 Nov 28, 2014

1+0 Answers

 #1
avatar+118613 
+5
Best Answer

$$b^{3/4}=125\\\\
b^{(3/4)(4/3)}=125^{4/3}\\\\
b=125^{4/3}\\\\
b=(125^{1/3})^4\\\\
b=(5)^4\\\\
b=625$$

Melody Nov 28, 2014

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