For the function f whose graph is given, state the following. (If the limit is infinite, enter 'co' or '-co', as appropriate. If the limit does not other enter DNE.) y -2 -6 -4 2 X 2 4 6 42 (a) lim f(x) X -+ 00 (b) lim f(x) X - -00 (c) lim f(x) x - 1 (d) lim f(x) x - 3 (e) the equations of the asymptotes (Enter your answers as comma-separated lists.) y