Solution - Power equations

Step  1  :

Equation at the end of step  1  :

Step  2  :

Equation at the end of step  2  :

Step  3  :

            25
 Simplify   ——
            27

Dividing exponents :

 3.1    2⁵   divided by   2⁷   = 2^{(5 - 7)} = 2^(-2) = ¹/_2²

Final result :

  1           
  — = 0.25000 
  4