Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "^-4" was replaced by "^(-4)".

Step  1  :

            4
 Simplify   —
            3

Equation at the end of step  1  :

  4
 (—)-4
  3

Step  2  :

 2.1     4 = 22

(4)^-4 = (2²)^(-4) = (2)^(-8)

Final result :

  1 • 34
  ——————
  1 • 28