9.
1/1 points |
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SCalcET7 3.4.041.
Find the derivative of the function.
f '
(
t
) =
$$2
cos
((
ecos
2(
t
)))
·−
sin
(
ecos
2(
t
))
·
ecos
2(
t
)
·
2
cos
(
t
)
·−
sin
(
t
)
Solution or Explanation
Click to View Solution
y
=
11
x
+
11
x
+
11
f
(
t
) =
cos
2
(
e
cos
2
t
x
)

12/14/16, 4(11 PM
hw12S3.4
10.
1/1 points |
Previous Answers
SCalcET7 3.4.045.
Find the derivative of the function.
Solution or Explanation
Click to View Solution
11.
6/6 points |
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SCalcET7 3.4.065.
If
f
and
g
are the functions whose graphs are shown, let
Find each derivative, if it exists. If it does not exist, explain why. (If
an answer does not exist, enter DNE.)
)
)).
u'
(1) =
3/4
3/4

Page 6 of 11

12/14/16, 4(11 PM
hw12S3.4
Page 7 of 11
(b)
(c)
Solution or Explanation
Click to View Solution
It does exist.
u'
(1) does not exist because
f '
(1) does not exist.
u'
(1) does not exist because
g'
(1) does not exist.
u'
(1) does not exist because
f '
(3) does not exist.
u'
(1) does not exist because
g'
(2) does not exist.
v'
(1) =
DNE
DNE
It does exist.
v'
(1) does not exist because
f '
(1) does not exist.
v'
(1) does not exist because
g'
(1) does not exist.
v'
(1) does not exist because
f '
(3) does not exist.
v'
(1) does not exist because
g'
(2) does not exist.
w'
(1) =
-2
-2
It does exist.
w'
(1) does not exist because
f '
(1) does not exist.