Question

Fatore o trinomio x elevado a 2- 4x- 5

A) (x+5)(x-1)
B) (x+4)(x+5)
C) (×-5)(×+1)
D) (×-3)(×-4)
E) (×+3)(×-5)

Answer 1

x^2 - 4x - 5

( x - 5 ) ( x+ 1)    letra C