Question

Simplify (x - 4)(x2 + 3x + 2).

x3 - x2 + 14x - 8

x3 + 7x2 - 10x - 8

x3 - x2 - 10x - 8

x3 + 7x2 + 14x - 8

Answer 1

Just multiply the terms in first bracket with the second :

\[x(x^2 + 3x + 2) - 4(x^2 + 3x + 2)\]

Answer 2

@andy11 , I'm almost certain that I've already helped you with this question

Answer 3

The one where you made a mistake and I pointed it out

Answer 4

oh wait yeah think you did. im going to go look

Answer 5

http://openstudy.com/users/andy11#/updates/53f3a4d6e4b0e0a0d4f3ea1d

Answer 6

that looks more like expansion, rather than simplifiation =)

Answer 7

hahah yes you did. wow im just so tired sorry for the confusin