(x-6)(x^2-36)> =0,(x-10) (x^2-100)< =0

(x-6)(x^2-36)≥0
(x-6)²(x+6)≥0
x∈[-6; +∞)

(x-10) (x^2-100)≤0
(x-10)²(x+10)≤0
x∈(-∞; -10]