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Mathematics
OpenStudy (anonymous):

243^2/5

OpenStudy (anonymous):

9 as it is (243^1/5)^2

OpenStudy (anonymous):

yeah i figured it out

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

\[243^{2/5}=\sqrt[5]{243^2}\]\[\sqrt[5]{243^2}=\sqrt[5]{59049}\]\[\sqrt[5]{59049}=9\]

OpenStudy (anonymous):

|dw:1326864018846:dw|

OpenStudy (anonymous):

\[\sqrt[4]{x ^{16}y^4}=x^4y\]Take out 1 variable for every factor of 4.

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