Solution - Power equations

Step  1  :

Equation at the end of step  1  :

Step  2  :

Equation at the end of step  2  :

Step  3  :

            54
 Simplify   ——
            52

Dividing exponents :

 3.1    5⁴   divided by   5²   = 5^{(4 - 2)} = 5²

Final result :

  25