What is the factored form of x2 − 4x − 5?

(x + 5)(x − 1)
(x + 5)(x + 1)
(x − 5)(x − 1)
(x − 5)(x + 1)

Respuesta :

 x2 − 4x − 5

( x - 5 ) ( x + 1) is the answer
[tex] x^{2} -4x-5=(x-5)(x+1)[/tex]

If you used the foil method for (x-5)(x+1) and combined like terms you would get the same as