Solution - Power equations

Step  1  :

 1.1     4 = 22

(4)² = (2²)² = 2⁴

Equation at the end of step  1  :

Step  2  :

Equation at the end of step  2  :

Step  3  :

            (3•24)
 Simplify   ——————
              20  

Dividing exponents :

 3.1    2⁴   divided by   2²   = 2^{(4 - 2)} = 2²

Final result :

  12           
  —— = 2.40000 
  5