Solution - Power equations

Step  1  :

 1.1     64 = 26

(64)³ = (2⁶)³ = 2¹⁸

Equation at the end of step  1  :

Step  2  :

            218
 Simplify   ———
             2 

Dividing exponents :

 2.1    2¹⁸   divided by   2¹   = 2^{(18 - 1)} = 2¹⁷

Final result :

  217