Simplification or other simple results

Step  1  :

            b2
 Simplify   ——
            2 

Equation at the end of step  1  :

                  b2
  (((18 • (a3)) • ——) • a) • b
                  2 
 Step  2  :

Equation at the end of step  2  :

               b2
  (((2•32a3) • ——) • a) • b
               2 

Step  3  :

Canceling Out :

 3.1      Canceling out  2  as it appears on both sides of the fraction line

Equation at the end of step  3  :

  (9a3b2 • a) • b
 Step  4  :

Multiplying exponential expressions :

 4.1    b² multiplied by b¹ = b^{(2 + 1)} = b³

Final result :

  9a4b3