Question

How do you determine the binomial factors of `x^3-5x^2-x+5`?

Answer 1

`=(x-5)(x-1)(x+1).`

Explanation:

`ul(x^3-5x^2)-ul(x+5)`

`=x^2(x-5)-1(x-5)`

`=(x-5)(x^2-1)`

`=(x-5)(x-1)(x+1).`