$\"\"$

\

The logarithmic expression is $\"\"$ .

\

Rewrite the above expression.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Apply property of logarithm : $\"\"$ .

\

Thus, the value of $\"\"$ is $\"\"$ .

\

$\"\"$

\

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