Question

Which is equal to (x + 4)(3x2 4x + 2)

-3x^3 - 16x^2 - 14x + 8
-3x^2 - 4x + 8
-3x^2 - 3x + 6
-3x^3 - 4x2 + 2x + 8

Answer 1

I think it's A...

Answer 2

Is that right?

Answer 3

D?

Answer 4

Yeah, I can't decide between A and D. :)

Answer 5

well try

Answer 6

I should know this for crying out loud how am i in the eleventh grade taking pre-calc and don't know this

Answer 7

To solve I did x(3x^2 4x + 2) and 4(3x^2 4x + 2) but then that's where I got confused...
-3x^3 - 4x^2 + 2x and -12x^2 - 16x + 8 is what I got.

Answer 8

where are the negative signs in the problem

Answer 9

Do I just smoosh them together and then combine like terms?

Answer 10

I think I understand how to solve it now. Thanks! I kind of talked myself through it. :)