Use a graphing utility to graph the function and visually estimate the limits.
f(x) = 4x cos x
(a) lim f(x) =
X—>0
(b) lim f(x) =

X—>pie/3

Use a graphing utility to graph the function and visually estimate the limits fx 4x cos x a lim fx Xgt0 b lim fx Xgtpie3 class=