The composite function is $\"\"$ .

The value of the functions are $\"\"$ and $\"\"$ .

$\"\"$ .

Find the derivative of the function.

Chain rule of derivatives: $\"\"$ .

$\"\"$ .

Differentiate with respect to $\"\"$ on each side.

$\"\"$

Find the value of $\"\"$ at $\"\"$ .

$\"\"$

Substitute corresponding values in the above expression.

$\"\"$

$\"\"$ .