\

The rational expression is $\"\"$ .

\

$\"\"$ .

\

The partial fraction decomposition is $\"\"$ .

\

Multiply with $\"\"$ on both sides. $\"\"$ . $\"\"$ .

\

Substitute $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

$\"\"$ .

\

Substitute $\"\"$ .

\

$\"\"$

\

$\"\"$

\

Substitute $\"\"$ .

\

$\"\"$

\

$\"\"$ .

\

substitute $\"\"$ in $\"\"$ $\"\"$

\

$\"\"$

\

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

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

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

\

$\"\"$ .

\

Partial fraction decomposition is $\"\"$ .

\

Partial fraction decomposition is $\"\"$ .