X/x-4+5/x-1+24/x^2-5x+4 < или равно 0 . Решите пож
X/(x-4)+5/(x-1)+24/(x-1)(x-4)≤0 (x²-x+5x-20+24)/(x-1)(x-4)≤0 (x²+4x+4)/(x-1)(x-4)≤0 (x+2)²/(x-1)(x-4)≤0 x=-2 x=1 x=4 + + _ + -----------[-2]----------(1)-----------------(4)-------------- x∈(1;4) U {-2}