SOLUTION: how do i factor this? im not sure where to start. I forgot my textbook at school. 3x^3 - x^2 - 12x + 4

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: how do i factor this? im not sure where to start. I forgot my textbook at school. 3x^3 - x^2 - 12x + 4      Log On


   



Question 430884: how do i factor this? im not sure where to start. I forgot my textbook at school.
3x^3 - x^2 - 12x + 4

Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
3x^3 - x^2 - 12x + 4
x^2(3x-1)-4(3x-1)
(3x-1)(x^2-4)