Math 112 Final Exam Study Aid Worksheet With Answer Key Page 15
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39Math 112
Final Exam Study Aid
15 of 39
For the next TWO questions, use the graph of f (x) and the table of values for g(x)
below.
6
y
4
2
x
1
2
3
4
5
x
6
4
2
2
4
6
g(x)
4
3
5
2
1
2
4
6
The graph of f (x)
46. Find (f
g f ) (1).
(A)
4
(B) 5
(C) 16
(D)
3
(E) None of these
1
47. Find (g
f
g) (1).
(A) 2
(B) 3
(C) 1
(D) 4
(E) None of these
48. If (2, 5) is a point on the graph of r (x), which of the following points MUST be on
1
the graph of y =
r(x + 1)?
3
2
5
1
5
(A)
, 4
(B) (1, 5)
(C)
3,
(D)
, 5
(E)
1,
3
3
3
3
49. Given f (x) = log
( 8x) and h(x) = x
3, find (h f )( 2).
4
(A) 1
(B) 10
(C)
1
(D) 0
(E) None of these
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