Question

find one of the factors when x^4-3x^3-2x+6 is factored completely.

a.x^3+2
b.x+3
c.x-2
d.x^3-2

Answer 1

I could have sworn I did something exactly like this yesterday

x^4-3x^3-2x+6
x^3(x-3)-2(x-3)
(x-3)(x^3-2)

Answer 2

\[x^4-3 x^3-2 x+6=(x-3) \left(x^3-2\right) \]