Answer:
=36x^3-18x^2-54x+9
Step-by-step explanation:
Distribute parenthesis, apply minus, and then simplify
[tex]36x^3-18x^2-54x+9[/tex]
[tex]9(4x^3-2x^2-6x+1)\\36x^3-18x^2-54x+9\\[/tex]
