What is the product of 2x2 − x + 1 and 3 − 2x
A
4x3 − 8x2 + 5x + 3
B
−4x3 + 8x2 − 5x + 3
C
−4x3 − 8x2 + 5x + 3
D
4x3 + 8x2 − 5x + 3
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
(2x2 - x + 1) × (3 - 2x);
3(2x2 - x + 1) - 2x (2x2 - x + 1)
6x2 - 3x + 3 - 4x3 + 2x2 - 2x
-4x3 + 8x2 -5x + 3
Source: Myschool Past Questions Archive (Record #46368)