araujoautumnnx
araujoautumnnx
26-10-2020
Mathematics
contestada
The solution for x^2+2x+8<0_ is
Respuesta :
devikaanilkumar2008
devikaanilkumar2008
26-10-2020
Answer:
Step-by-step explanation:
x
2
−2x−8=0
x
2
−4x+2x−8=0
x(x−4)+2(x−4)=0
(x+2)(x−4)=0
⟹x=−2,4
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