Solution - Simplification or other simple results

Step  1  :

 1.1     49 = 72

(49)³ = (7²)³ = 7⁶

Equation at the end of step  1  :

   1
  —— ÷ 2
  76

Step  2  :

             1
 Simplify   ——
            76

Equation at the end of step  2  :

   1
  —— ÷ 2
  76

Step  3  :

          1      
 Divide  ——  by  2
         76      

Final result :

     1                                    
  —————— = 4.24993 • 10-6 
  (76•2)