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