Respuesta :

jamesone2225p1r186

[tex]3x^{3} + 2 {x}^{2} - x = 0\\ x(3 {x}^{2} + 2x - 1) = 0 \\ x(3x - 1)(x + 1) = 0[/tex]
First factor out the common x
Then you can use the quadratic equation to solve for the second order polynomial.