Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "1.72" was replaced by "(172/100)".

Step  1  :

            43
 Simplify   ——
            25

Equation at the end of step  1  :

  43
 (——)2
  25

Step  2  :

 2.1     25 = 5² (25)² = (5²)² = 5⁴

Final result :

  432           
  ——— = 2.95840 
  54