Solution - Power equations

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "n3"   was replaced by   "n^3". 

Step  1  :

            n3
 Simplify   ——
            n 

Dividing exponential expressions :

 1.1    n³ divided by n¹ = n^{(3 - 1)} = n²

Final result :

  n2