Answer:
the last option: 6x^3 -33x^2 +45x - 6
Step-by-step explanation:
Distribute parentheses
= 3x times 2x^2 + 3x (-7x) +3x times 1 -6 times 2x^2 -6 (-7x) -6 times 1
Simplify
3x times 2x^2 +3x (-7x) +3x times 1 -6 times 2x-2 -6 (-7x) -6 times 1
Answer:
6x^3 -33x^2 +45x - 6
