Solution - Simplification or other simple results

Step  1  :

Equation at the end of step  1  :

  ((34•(h3))-(17•(h2)))-(23•5h20)
 Step  2  :

Equation at the end of step  2  :

  ((34 • (h3)) -  17h2) -  (23•5h20)
 Step  3  :

Equation at the end of step  3  :

  ((2•17h3) -  17h2) -  (23•5h20)

Step  4  :

Step  5  :

Pulling out like terms :

 5.1     Pull out like factors :

   -40h²⁰ + 34h³ - 17h²  =   -h² • (40h¹⁸ - 34h + 17) 

Final result :

  -h2 • (40h18 - 34h + 17)