Solution - Power equations

Step  1  :

 1.1     9 = 32

(9)³ = (3²)³ = 3⁶

Equation at the end of step  1  :

Step  2  :

 2.1     9 = 32

(9)¹² = (3²)¹² = 3²⁴

Equation at the end of step  2  :

Step  3  :

            324
 Simplify   ———
            36 

Dividing exponents :

 3.1    3²⁴   divided by   3⁶   = 3^{(24 - 6)} = 3¹⁸

Final result :

  318