SCalct$93\mathrm{.}4\mathrm{.}561.$

Write the composite function in the form f$($p$($x$)).[16$entify the inner function $v=g(x)$ and the outer function $y=f(u).]($Use non$-$identity functions for $f(u)$ and $g(x).)$

Find the derivative $\frac{dy}{dx}.$

$\frac{dy}{dx}=$