The graphs of [math] and [math] are given. Use them to evaluate each limit, if it exists.
If the limit does not exist, enter "n" below.

(a) [math]
(b) [math]
(c) [math]
(d) [math]
(e) [math]
(f) [math]

(a)
(b)
(c)
(d)
(e)
(f)