$\"\"$

(a)

The expression is $\"\"$ .

The degree of the numerator is greter than or equal to degree of denominator then perform the long division method.

$\"\"$

The expression can be written as follows.

$\"\"$

Write the partial fraction decomposition of the function.

$\"\"$

$\"\"$ .

The partial fraction decomposition of the expression is $\"\"$ .

$\"\"$

(b)

The expression is $\"\"$ .

$\"\"$

Write the partial fraction decomposition of the above function.

$\"\"$

The partial fraction decomposition of the expression is $\"\"$ . $\"\"$

(a)

The partial fraction decomposition of the expression is $\"\"$ .

(b)

The partial fraction decomposition of the expression is $\"\"$ .