Question

Пожалуйста решите неравентсво

Answer 1

(x³-x²+x-1)/(x+8)≤0
y=(x³-x²+x-1)/(x+8)
x+8≠0⇒x≠-8
x³-x²+x-1=0
x²(x-1)+(x-1)=0
(x-1)(x²+1)=0
x-1=0
x=1
y≤0; x∈(-8;1]