The following four statements are true about the graph of the rational function T. -00, y 30. As As 00, y 30. As 18, y. As 18+, y . The function that is described here could be a) (x) = x+18 -30 Ob) r(x)=(18)+30 OCT() = - 30 (z+18) Odr(x)=1+30