Question

Choose the correct simplification of the expression (7x - 3)(4x2 - 3x - 6).

28x3 - 33x2 - 33x - 18

28x3 + 33x2 - 33x + 18

28x3 - 51x2 - 33x + 18

28x3 - 33x2 - 33x + 18

Answer 1

easy check 1: Can't be one since (-6) . (-3) ends up being +18
easy check 2: multiply what will give you x²: -12x² -21x² = ?

Now only one simplification is left for you to choose.

Answer 2

B

Answer 3

Nope, it's D

Answer 4

oops I meant D

Answer 5

sorry about that

Answer 6

Thanks y'all!