$\"\"$

\

The function is $\"\"$ and the value of $\"\"$ .

\

Consider $\"\"$ .

\

Substitute the value of $\"\"$ in above function.

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

$\"\"$

\

The value of $\"\"$ is 3.4881 at $\"\"$ .