For the function f whose graph is shown, state the following. (If an answer does not exist, enter DNE.) 0 (a) lim f(x) X - -7 -4 X (b) lim f(x) x - -3 (c) lim f(x) x - 0 (d) lim f(x) X - 6- (e) lim f(x) x -+ 6+ (f) The equations of the vertical asymptotes. X= (smallest value) X= X= (largest value)