calculus
posted by fatma .
Let f x coth x . Use the Graph software posted in Moodle to do the following:
(a) Graph f x .
(b) Graph the tangent and normal lines to the graph of f x at x 1.
(c) Graph f x .
(d) From the graphs obtained in parts (a) – (c), answer the following questions
(i) lim
x
f x
(ii) lim
x
f x
(iii)
0
lim
x
f x
(iv)
0
lim
x
f x
(v) explain why f x is not differentiable at x 0

better try just typing in the text, rather than copying from you application.
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