Respuesta :
x^2-5x-14
x^2+2x-7x-14
x(x+2)-7(x+2)
(x-7)(x+2)
So (x-7) and (x+2) are factors of x^2-5x-14
x^2+2x-7x-14
x(x+2)-7(x+2)
(x-7)(x+2)
So (x-7) and (x+2) are factors of x^2-5x-14