Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "^-3" was replaced by "^(-3)". 1 more similar replacement(s)

Step  1  :

Equation at the end of step  1  :

  (2-3) • (3)(-3)

Step  2  :

Equation at the end of step  2  :

  (2)(-3) • (3)(-3)

Step  3  :

Final result :

   1            
  ——— = 0.00463 
  216