Step 1:

\

The expressions are $\"\"$ .

\

Find $\"\"$ :

\

$\"\"$

\

Substitute $\"\"$ in above expression.

\

$\"\"$

\

Step 2:

\

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

\

$\"image\"$

\

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

\

$\"\"$

\

Step 3:

\

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

\

$\"\"$

\

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

\

$\"\"$

\

$\"\"$

\

Solution:

\

$\"\"$