marlisamoore marlisamoore

22-08-2017
Mathematics

contestada

can someone help with factoring the trinomial below

can someone help with factoring the trinomial below class=

Respuesta :

choixongdong choixongdong

22-08-2017

x^2 + 15x + 56

56 = 7 * 8
15 = 7 + 8

so
x^2 + 15x + 56 = (x + 7)(x + 8)

answer is D. (x + 7)(x + 8)

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