Math 112 Final Exam Study Aid Worksheet With Answer Key Page 2
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39Math 112
Final Exam Study Aid
2 of 39
2x
5 for x
1
Use the function h(x) =
to answer the next three questions.
5
for
1 < x
4
2
x
for x > 4
4. Evaluate h( 1)
(A)
7
(B) 5
(C)
3
(D)
1
(E) None of these
5. Evaluate h(3) + h(6)
(A) 41
(B)
81
(C)
21
(D)
31
(E) 51
6. Evaluate h(h(2))
(A) 25
(B) 5
(C)
25
(D) 100
(E)
100
7. Which of the following is the piecewise equation for the graph below?
2
x
for x < 1
1/2 for x > 1
(A) f (x) =
(B) f (x) =
1/2 for x
1
x for x < 1
- x for x < 1
1/2 for x > 1
(C) f (x) =
(D) f (x) =
1/2 for x
1
x for x < 1
(E) None of these
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