Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "^-7" was replaced by "^(-7)".

Step  1  :

 1.1     4 = 22

(4)^-7 = (2²)^(-7) = (2)^(-14)

Equation at the end of step  1  :

Step  2  :

                 1 
 Divide  1  by  ———
                214

Final result :

  214