Answer:
= 6x^3-33x^2+45x-6
Step-by-step explanation:
= (3x+-6)(2x^2+-7x+1)
= (3x)(2x^2)+(3x)(-7x)+(3x)(1)+(-6)(2x^2)+(-6)(-7x)+(-6)(1)
= 6x^3-21x^2+3x-12x^2+42x-6
