Answer
$\frac{\sqrt[6]{r}}{s}$
Work Step by Step
Apply the rule: $\sqrt[n]{\frac{a}{b}}=\frac{\sqrt[n]{a}}{\sqrt[n]{b}}$
$\sqrt[6]{\frac{r}{s^6}}=\frac{\sqrt[6]{r}}{\sqrt[6]{s^6}}$
Evaluate and simplify.
$\sqrt[6]{\frac{r}{s^6}}=\frac{\sqrt[6]{r}}{s}$