Solution - Simplification or other simple results

Step  1  :

 1.1     8 = 23

(8)⁹ = (2³)⁹ = 2²⁷

Equation at the end of step  1  :

  (86) • 227

Step  2  :

 2.1     8 = 23

(8)⁶ = (2³)⁶ = 2¹⁸

Equation at the end of step  2  :

  218 • 227

Step  3  :

Multiplying exponents :

 3.1    2¹⁸  multiplied by  2²⁷   = 2^{(18 + 27)} = 2⁴⁵

Final result :

  245