Question

Помогиииите) №2.76 (е),2.88(г)

Answer 1

$frac{x-5}{3x-9} > frac{2}{x} \ frac{x(x-5)-2(3x-9)}{x(3x-9)}>0 \ frac{x^2-11x+18}{x(3x-9)}>0 \ frac{(x-2)(x-9)}{x(x-3)}>0 \ xin(-infty; 0)cup(2; 3)cup(9; +infty)$

$(x^2-5x+6)(x-3) leq 0 \ (x-2)(x-3)^3 leq 0 \ x=3 \ x-2 leq 0 \ x leq 2 \ xin(-infty; 2]cup(3)$