$\"\"$

\

The integral is $\"\"$ .

\

Evaluate the integral by substitution.

\

If $\"\"$ , then $\"\"$ and $\"\"$ .

\

$\"\"$

\

$\"\"$

\

If $\"\"$ , then $\"\"$

\

$\"\"$ .

\

If $\"\"$ , then $\"\"$

\

$\"\"$

\

$\"\"$

\

Substitute corresponding values in $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Partial decomposition of $\"\"$ .

\

$\"\"$

\

$\"\"$

\

Apply the formula: $\"\"$ .

\

$\"\"$

\

Consider $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

$\"\"$

\

Consider $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

$\"\"$ .

\

$\"\"$

\

$\"\"$ .