$\"\"$

The exponential eqation is $\"\"$ .

Rewrite the expression as $\"\"$ .

$\"\"$

Apply one-to-one property of exponential function : $\"\"$ if and only if $\"\"$ .

$\"\"$

Simplify the expression.

$\"\"$

$\"\"$ and $\"\"$

$\"\"$ and $\"\"$ .

The value of $\"\"$ are $\"\"$ .

$\"\"$

The value of $\"\"$ are $\"\"$ .