(x²-10x+25)/(x²-4x-12)≥0;
(x-5)²/(x+2)(x-6)≥0;
x=5; x≠-2; x≠6;
(x-5)²(x+2)(x-6)≥0;
x∈(-∞;-2)U {5} U(6;+∞).
(x²-10x+25)/(x²-4x-12)≥0;
(x-5)²/(x+2)(x-6)≥0;
x=5; x≠-2; x≠6;
(x-5)²(x+2)(x-6)≥0;
x∈(-∞;-2)U {5} U(6;+∞).