$\"\"$

\

The integral is $\"\"$ .

\

$\"\"$

\

$\"\"$

\

Partial fractions decomposition:

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Equate coefficients of $\"\"$ terms.

\

$\"\"$

\

$\"\"$

\

Equate coefficients of $\"\"$ terms.

\

$\"\"$

\

$\"\"$

\

Equate constant terms.

\

$\"\"$

\

Substitute $\"\"$ and $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Substitute $\"\"$ in $\"\"$ .

\

$\"\"$

\

Substitute $\"\"$ in $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

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

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Apply formula: $\"\"$ .

\

Apply formula: $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

$\"\"$

\

$\"\"$ .