Solution - Power equations

Step  1  :

Equation at the end of step  1  :

Step  2  :

Equation at the end of step  2  :

  
 Step  3  :

Equation at the end of step  3  :

Step  4  :

Equation at the end of step  4  :

Step  5  :

Equation at the end of step  5  :

  
 Step  6  :
            715
 Simplify   ———
            714

Dividing exponents :

 6.1    7¹⁵   divided by   7¹⁴   = 7^{(15 - 14)} = 7¹ = 7

Final result :

  7