$\"\"$

The logarithmic expression is $\"\"$ .

Rewrite the expression $\"\"$ .

Apply power property of common logarithmic : $\"\"$ .

$\"\"$

$\"\"$ is not in the domain of $\"\"$ .

So, it is impossible to find the exact value for $\"\"$ . $\"\"$

We cannot find the exact value of $\"\"$ , because $\"\"$ is not in the domain of $\"\"$ .