\ \

Step 1 : \ \

The expression is $\"\"$ . \ \

Evaluate $\"\"$ : \ \

The value $\"\"$

Apply $\"\"$ on each side. \ \

$\"\"$

Evaluate $\"\"$ :

The value $\"\"$

Apply $\"\"$ on each side. \ \

$\"\"$

Step 2 :

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

$\"\"$

Solution :

$\"\"$