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Math 112 Solutions for 2.8, p. 186
 1.
 The graphs coincide if is about 2.7.
 2.
 The graph looks a lot like that of .
 3.
 (b)
. (c) . (d) . (f)
. (g)
. (h)
. (j)
. (k)
.
 4.
 (c)
. (f)
. (k)
.
 5.
 (a) . (c)
. (d)
. (e)
.
 6.
 The first six derivatives of are
. Hence the fourth derivative of is the
fifth derivative of , which is .
 7.

;
;
; ...
.
 8.

 9.

 11.

.
 13.
 (f)
.
 14.
 (a)
. (b)
. (c)
.
 15.
 (c) . (f)
.
 18.

,
and similarly for .
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Jason Grout
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