Solution - Simplification or other simple results

Step  1  :

 1.1     9 = 32

(9)⁹ = (3²)⁹ = 3¹⁸

Equation at the end of step  1  :

  (93) • 318

Step  2  :

 2.1     9 = 32

(9)³ = (3²)³ = 3⁶

Equation at the end of step  2  :

  36 • 318

Step  3  :

Multiplying exponents :

 3.1    3⁶  multiplied by  3¹⁸   = 3^{(6 + 18)} = 3²⁴

Final result :

  324