Solution - Simplification or other simple results

Step  1  :

 1.1     4 = 22

(4)⁶ = (2²)⁶ = 2¹²

Equation at the end of step  1  :

  (32) • 212

Step  2  :

Equation at the end of step  2  :

  32 • 212

Step  3  :

Final result :

  (32•212)