Solution - Simplification or other simple results

Step  1  :

 1.1     18 = 2•32

(18)² = (2•3²)² = 2² • 3⁴

Equation at the end of step  1  :

  18 • (22•34)

Step  2  :

Multiplying exponents :

 2.1    2¹  multiplied by  2²   = 2^{(1 + 2)} = 2³

Multiplying exponents :

 2.2    3²  multiplied by  3⁴   = 3^{(2 + 4)} = 3⁶

Final result :

  (23•36)