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