Question

I need help plzzzzzzo

Answer 1

`→ {x}^(3) + 2 {x}^(2) - 9x - 18 \\ = {x}^(2) (x + 2) - 9(x + 2) \\ = (x + 2)( {x}^(2) - 9) \\ = \boxed{(x + 2)(x + 3)(x - 3)}`

• A. (x + 2) is a factor of the polynomial.