2 x - 3x - 18 Find the limits in a) through c) below for the function f(x) = Use - co and co when appropriate. X - 6 a) Select the correct choice below and fill in any answer boxes in your choice O A. lim f(x) = (Simplify your answer.) X-6 O B. The limit does not exist and is neither - co nor co. b) Select the correct choice below and fill in any answer boxes in your choice. O A. lim f(x) = (Simplify your answer.) X-+67 O B. The limit does not exist and is neither - co nor co. c) Select the correct choice below and fill in any answer boxes in your choice