Question

Factor the trinomial: x2 + 22x + 72
(x + 2)(x + 11)
(x + 4)(x + 18)
(x + 2)(x + 36)
(x + 6)(x + 12)

Answer 1

(x + 4)(x + 18)

Answer 2

yeah, it's B -
coz 4+18-22 and 4*18=72

Answer 3

x2+18x+4x+72
x(x+18)+4(x+18)
(x+4)(x+18)

Answer 4

I meant:
coz 4+18=22 and 4*18=72