Question

Question #583ac

Answer 1

I got `f(x)=x^3-2x^2-13x-10`

Explanation:

I would try `f(x)=(x+2)(x+1)(x-5)`
Rearranging:
`f(x)=(x^2+3x+2)(x-5)`
`f(x)=x^3-5x^2+3x^2-15x+2x-10`
`f(x)=x^3-2x^2-13x-10`

Graphically:
graph{x^3-2x^2-13x-10 [-10, 10, -5, 5]}