$\"\"$

\

The integral is $\"\"$ .

\

Compute the indefinite integral $\"\"$ .

\

Sum rule of integrals : $\"\"$ .

\

$\"\"$ .

\

$\"\"$

\

Power rule of the integrals : $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ . $\"\"$

\

Apply the limits.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

Therefore, $\"\"$ . $\"\"$

\

$\"\"$ .