![\text{Use}\ \sqrt[n]{a^m}=a^{\frac{m}{n}}\ \text{and}\ a^{-1}=\dfac{1}{a}\\\\\dfrac{\sqrt[7]{x^2}}{\sqrt[5]{y^3}}=\left(x^{\frac{2}{7}\right)\left(\dfrac{1}{y^\frac{3}{5}}\right)=\left(x^{\frac{2}{7}}\right)\left(y^{-\frac{3}{5}}\right)](/tpl/images/0012/9406/84e34.png)
![\dfrac{\sqrt[7]{x^2}}{\sqrt[5]{y^3} }](/tpl/images/0012/9406/50fce.png)
![\sqrt[n]{a}=a^{\frac{1}{n}}\\\\\sqrt[n]{a^m}=a^{\frac{m}{n}}](/tpl/images/0012/9406/1cf3a.png)
![\dfrac{\sqrt[7]{x^2}}{\sqrt[5]{y^3}}\\\\=(x^{\frac{2}{7}})(y^{-\frac{3}{5}})](/tpl/images/0012/9406/2cadb.png)
Which expression is equivalent to ? assume .
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