Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "f2"   was replaced by   "f^2". 

Step  1  :

            4160
 Simplify   ————
             3  

Equation at the end of step  1  :

               4160
  ((f2) • d) • ————
                3  

Step  2  :

Final result :

  4160f2d
  ———————
     3