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

INSTRUCTOR’S
TESTING MANUAL
LAURIE HURLEY
N
COLLEGE ALGEBRA
U
GRAPHS AND M ODELS
S IXTH E DITION
R
SE

Marvin L. Bittinger
D
Judith A. Beecher
O
David J. Ellenbogen
Judith A. Penna
C
S

, S
C
O
D
SE
R
U
N

,CHAPTER 1 NAME

TEST FORM A CLASS SCORE GRADE

1. 1 3
Determine whether the ordered pair ,− ANSWERS
 2 4  is a solution of the
 
equation 4x − 5 = 4 y . 1.
N
2. Find the intercepts of x − 4 y = 4 2.
and graph the line.
U
See graph.
R
3.


3. Find the distance between (4, − 6) and (−7, − 9) . 4.
SE
4. Find the midpoint of the segment with endpoints (4, − 6) and 5.
(−3, −12) .
6.
Find the center and the radius of the circle ( x + 6) + y2 = 9 .
2
D
5.
7. a)
6. Find an equation of the circle with center (−8, − 4) and radius 6.
O
b)

7. a) Determine whether the relation {(–5, 5),(–4, 4),(3, – 3),(1, 1)} c)
C
is a function. Answer yes or no.
b) Find the domain of the relation. 8. a)
c) Find the range of the relation.
S
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)
9.
2x
a) f (−2) b) f (0)


Copyright ©2017 Pearson Education, Inc. 1

, CHAPTER 1 NAME

TEST FORM A


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

10.
N
11. a)
U
b) 11. Determine whether each graph is that of a function.
Answer yes or no.
a) b)
R
12.
SE

13.
D
Find the domain of the function.
4
14. 12. f ( x) = 13. g( x) = x3 − 4 14. h( x) = x2 − 16
O
x−2


a) Graph: f ( x) = x + 3 − 2 .
C
15.
15. a) See graph. b) Visually estimate the
domain of f (x) .
b) c) Visually estimate the
S
range of f (x) .
c)




2 Copyright ©2017 Pearson Education, Inc.