Divide -2x^3+21x^2-20x-12 by (x-3)

Question

Divide  -2x^3+21x^2-20x-12 by (x-3)

anonymous · Answer

Are you just looking for the equation you get when you divide?

otonogold · Answer

yes

otonogold · Answer

Could you show me how to do that?

anonymous · Answer

Do you know how to do synthetic division?

otonogold · Answer

not all like that.

agent0smith · Answer

-2x^3+21x^2-20x-12 by x-3

agent0smith · Answer

Crap. I can't use the Draw button so i can't show synthetic division.

agent0smith · Answer

try this http://www.youtube.com/watch?v=bZoMz1Cy1T4

anonymous · Answer

The equation you get in the end is  -2x²+15x+25 with a remainder of 63. I would show you but I can't use the draw button either.

agent0smith · Answer

Or https://www.khanacademy.org/math/trigonometry/polynomial_and_rational/synthetic-division/v/synthetic-division

otonogold · Answer

Your right ! :D @atomestic & I'll look at that @agent0smith

anonymous · Answer

You're welcome. I just got done with that chapter in my online class and it was fairly easy. Just message me if you have anymore questions. :) I'm glad I could help!

otonogold · Answer

Okay, thank you again (:

agent0smith · Answer

Synthetic division is very easy, those videos should help you get it.

anonymous · Answer

:)