Решите неравенство _x(2x)/(3-x) 2.
_x(2x)/(3-x) 2 cases0<x<3 ((2x)/(3-x)-x^2)/(x-1) 0cases cases0<x<3 (x^3-3x^2+2x)/((x-1)(x-3)) 0cases cases0<x<3 (x(x-1)(x-2))/((x-1)(x-3)) 0cases cases0<x<3, x!= 1 (x(x-2))/(x-3) 0cases xin(0,1)U(1,2].
x \in (0,1)\cup(1,2]