Ab Review 08 Integral Worksheet - Penn State University Page 2

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 
 
 
 
f 
f 
5. Let f be a differentiable function such that
f
3
 
15
,
f
6
 ,
3
3
  , and
8
6
  . The
2
 
1
 
 
g 
function g is differentiable and
g x
f
x
for all x . What is the value of
3
?
1
1
1
1
(A)
(B)
(C)
(D)
2
8
6
3
 
g 
(E) The value of
3
cannot be determined from the information given
 
 
6. Let f be a continuous function on the closed interval
3, 6
. If
f 
3
  and
1
f
6
 , then the
3
Intermediate Value Theorem guarantees that
 
(A)
f
0
0
4
 
(B)
f c
for at least one c between 3  and 6
9
 
(C)
 
1
f x
3
for all x between 3  and 6
 
f c  for at least one c between 3  and 6
(D)
1
 
(E)
f c 
0
for at least one c between 1  and 3
 
3
7. The first derivative of the function f is defined by
f x
sin
x
x
for 0
  . On what interval(s)
x
2
is f increasing?
x
x
x
(A) 1
 
1.445
(B) 1
 
1.691
(C) 1.445
 
1.875
(D) 0.577
 
x
1.445
and 1.875
 
x
2
(E) 0
  and 1.691
x
1
 
x
2

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