AF42694
AF42694
28-06-2018
Mathematics
contestada
X^2+11x<-18 solve for x
Respuesta :
kaygoode64
kaygoode64
28-06-2018
x^2+11x+18<0 ----- Subtract 18 from both sides
(x+2)(x+9)=0-------- Factor the left side
------Set factors equal to zero
Your answer is -9<x<-2
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