Question

Heres a simple x^3 one - i just forgot how to do them. f(x)=x^3 - 2x^2 - 13x - 10 as (x-a) (x-b) (x-c) [Simply the 3 factors for this equation]. (x+2) is one of them.

Answer 1

I think you use the factor theorem where f(a) is a factor of (x-a)