breannaasmith1122
21.12.2019 •
Mathematics
What are the solutions to x2 + 8x + 7 = 0?
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Ответ:
x=-1, -7
Step-by-step explanation:
x^2+8x+7=0
factor out the trinomial,
(x+1)(x+7)=0
zero property,
x+1=0, x+7=0
x=0-1=-1,
x=0-7=-7
Ответ:
la neta no lo se buelbelo a subir