Test Bank for College Algebra: Graphs and Models 6th Edition by Marvin Bittinger, All Chapters

INSTRUCTOR’S
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TESTING MANUAL
LAURIE HURLEY
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COLLEGE ALGEBRA
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GRAPHS AND M ODELS
S IXTH E DITION
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Marvin L. Bittinger

Judith A. Beecher
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David J. Ellenbogen
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Judith A. Penna
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, CHAPTER 1 NAME

TEST FORM A CLASS SCORE GRADE
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1. 1 3
Determine whether the ordered pair ,− ANSWERS
 2 4  is a solution of the
 
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equation 4x − 5 = 4 y . 1.


2. Find the intercepts of x − 4 y = 4 2.
and graph the line.
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See graph.


3.
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3. Find the distance between (4, − 6) and (−7, − 9) . 4.


4. Find the midpoint of the segment with endpoints (4, − 6) and 5.
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(−3, −12) .
6.
Find the center and the radius of the circle ( x + 6) + y2 = 9 .
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5.
7. a)
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6. Find an equation of the circle with center (−8, − 4) and radius 6.
b)

7. a) Determine whether the relation {(–5, 5),(–4, 4),(3, – 3),(1, 1)} c)
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is a function. Answer yes or no.
b) Find the domain of the relation. 8. a)
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c) Find the range of the relation.
b)
8. Given that f (x) = x2 + 3x − 4 , find each of the following.
a) f (−2) b) f (a + 5) 9. a)
4+ x
Given that f (x) = , find each of the following. b)
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9.
2x
a) f (−2) b) f (0)


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, CHAPTER 1 NAME

TEST FORM A
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ANSWERS 10. Using the graph, find f (0) .
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10.




11. a)
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b) 11. Determine whether each graph is that of a function.
Answer yes or no.
a) b)
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12.
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13.


Find the domain of the function.
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14. 12. f ( x) = 13. g( x) = x3 − 4 14. h( x) = x2 − 16
x−2
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15. a) Graph: f ( x) = x + 3 − 2 .
15. a) See graph. b) Visually estimate the
domain of f (x) .
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b) c) Visually estimate the
range of f (x) .
c)
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2 Copyright ©2017 Pearson Education, Inc.