Answer:
(x−1)(x−2)(−3x+1)
=((x−1)(x−2))(−3x+1)
=((x−1)(x−2))(−3x)+((x−1)(x−2))(1)
=−3x3+9x2−6x+x2−3x+2
=−3x3+10x2−9x+2
Step-by-step explanation: