Помогите,неравенство. -x^2+3x+18/5-x>0
(x²-3x-18)/(x-5)>0 x²-3x-18=0 x1+x2=3 U x1*x2=-18⇒x1=-3 U x2=6 x-5=0⇒x=5 _ + _ + -----------------(-3)--------------(5)-------------------(6)----------------- x∈(-3;5) U (6;∞)