(4) Use the following graph of a function to find the following limits (9pts) -8 -7 -6 -5 -4 - R - 1 2 3 (a) lim,-1+ f(x) = -3. (b) lime-1- f(x) =.NE (c) lime-1 f(x) = . (d) limx-2 f (x) =. (e) lim1-too f (ac) =