marlisamoore
marlisamoore
22-08-2017
Mathematics
contestada
help factoring trinomial
Respuesta :
musiclover10045
musiclover10045
22-08-2017
need 2 numbers when added = 5 and when multiplied = -24
answer is D
-3+8 = 5
-3*8 = -24
Answer Link
choixongdong
choixongdong
22-08-2017
x^2 + 5x - 24
-24 = (+8) * (-3)
8 - 3 = 5
so
x^2 + 5x - 24 = (x + 8)(x - 3)
answer is
D.(x - 3)(x + 8)
Answer Link
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