$\"\"$

\

The integral is $\"\"$ .

\

Find the integral using integration by parts.

\

Formula for integration by parts: $\"\"$ .

\

Consider $\"\"$ and $\"\"$

\

$\"\"$

\

Apply derivative on each side with respect to $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Consider $\"\"$ .

\

Apply integral on each side.

\

$\"\"$

\

$\"\"$ .

\

Substitute $\"\"$ , $\"\"$ , $\"\"$ and $\"\"$ in $\"\"$ .

\

$\"\"$

\

$\"\"$

\

Again apply integration by parts.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

$\"\"$

\

$\"\"$ .