Answer
$4$
Work Step by Step
Using $\sqrt[n]{\dfrac{x}{y}}=\dfrac{\sqrt[n]{x}}{\sqrt[n]{y}},$ the given expression is equivalent to:
\begin{align*}
&
=\sqrt[]{\dfrac{32}{2}}
\\\\&=
\sqrt[]{16}
\\\\&=
\sqrt[]{4^2}
\\\\&=
4
\end{align*}
Hence, the simplified form of the given expression is $
4
$.