Step 1:

(a)

The equation is $\"\"$

Apply logarithm on each side.

$\"\"$

The solution of the equation $\"\"$ is $\"\"$ .

Step 2:

(b)

The equation is $\"\"$

Apply exponents on each side.

$\"\"$

Apply logarithm on each side.

$\"\"$

The solution of the equation $\"\"$ is $\"\"$ .

Solution:

(a) The solution of the equation $\"\"$ is $\"\"$ .

(b) The solution of the equation $\"\"$ is $\"\"$ .