Solution - Simplification or other simple results

Step  1  :

 1.1     9 = 32

(9)² = (3²)² = 3⁴

Equation at the end of step  1  :

  9 • 34

Step  2  :

Multiplying exponents :

 2.1    3²  multiplied by  3⁴   = 3^{(2 + 4)} = 3⁶

Final result :

  36