GMAT CAT (Computer-Adaptive Graduate Management Admission Test) (Cliffs Test Prep)

451 Pages·2000·1.56 MB·English

by  Jerry Bobrow

GMAT CAT
®
8th Edition
Jerry Bobrow, Ph.D.
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CliffsTestPrep™
GMAT® CAT (Computer-Adaptive
Graduate Management
Admission Test)
8th Edition
by
Jerry Bobrow, Ph.D.
Contributing Authors/Consultants
Allan Casson, Ph.D.
Jean Eggenschwiler, M.A.
Rajiv Rimal, Ph.D.
Peter Z Orton, Ph.D.
William A. Covino, Ph.D.
Michele Spence, M.A.
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Author’s Acknowledgments
I would like to thank former Cliffs Notes Editor Michele Spence for her meticulous
editing of the original manuscript and Joan Friedman and the IDG editorial staff for
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I would also like to extend my sincere appreciation to the following authors and
publications for permission to use excerpts from their fine writings:
Dr. Albert Upton, Design for Thinking, Stanford University Press.
Sy Montgomery, “Sharks,” Los Angeles Times, February 23, 1991, p. B-3.
And finally, I would like to thank my wife Susan, daughter Jennifer (22), and sons
Adam (19) and Jonathan (15) for their patience, moral support, and comic relief.
iii

Table of Contents
Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Study Guide Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv
PART I: INTRODUCTION TO THE GMAT CAT:
THE COMPUTER-ADAPTIVE GRADUATE
MANAGEMENT ADMISSION TEST
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Questions Commonly Asked about the Computer-Adaptive
GMAT (GMAT CAT). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Taking the GMAT CAT: An Overview of the Process. . . . . . . . . . 9
Test Center Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Using the Interactive Tutorials. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
The Answer-Selection and
Word-Processing Tutorial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Typing Essays. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Selecting an Answer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
The Functions Tutorials. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Using a Mouse. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Using the Screen Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Using the Scroll Bar. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Scratch Paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Test-Taking Strategies: The Approach. . . . . . . . . . . . . . . . . . . . . . 15
Don’t Get Stuck. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Eliminate Wrong Answers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Working from Multiple-Multiple-Choice Answers. . . . . . . . . . . . . . . . . . . . . . 16
PART II: ANALYSIS OF EXAM AREAS
The Analytical Writing Assessment. . . . . . . . . . . . . . . . . . . . . . . . 21
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Ability Tested. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Basic Skills Necessary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Directions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Analysis of an Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Analysis of an Argument. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Scoring the Analytical Writing Section. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Analyzing the Scores. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Grading the Analysis of an Issue Response. . . . . . . . . . . . . . . . . . . . . . . . . 24
Score of 6: Excellent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Score of 5: Good. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Score of 4: Competent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Score of 3: Limited . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Score of 2: Weak. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
v
CliffsTestPrep GMAT CAT, 8th Edition
Score of 1: Poor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Score of 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Score of NR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Grading the Analysis of an Argument Response . . . . . . . . . . . . . . . . . . . . 26
Score of 6: Excellent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Score of 5: Good. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Score of 4: Competent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Score of 3: Limited . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Score of 2: Weak. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Score of 1: Poor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Score of 0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Score of NR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Suggested Approach with Samples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Analysis of an Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Preparing to Write. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Writing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Proofreading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
One Approach: The “Why” Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Sample: Analysis of an Issue. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Analysis of an Argument. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Sample: Analysis of an Argument . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Another Sample: Analysis of an Argument . . . . . . . . . . . . . . . . . . . . . . 35
Extra Practice Topics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Analysis of an Issue Questions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Analysis of an Argument Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Response Scoring Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Analysis of an Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Analysis of an Argument. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
The Quantitative Section. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Introduction to Problem Solving. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Ability Tested . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Basic Skills Necessary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Directions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Analysis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Suggested Approach with Samples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Practice Problem Solving Questions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Easy to Moderate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Average. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Above Average to Difficult. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Answers and Explanations for the Practice Problem Solving Questions. . . . . 67
Easy to Moderate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Average. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Above Average to Difficult. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Introduction to Data Sufficiency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Ability Tested . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Basic Skills Necessary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Directions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Analysis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Suggested Approach With Samples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Practice Data Sufficiency Questions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Easy to Moderate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Average. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Above Average to Difficult. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
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Table of Contents
Answers and Explanations for the Practice Data Sufficiency Questions. . . . . 90
Easy to Moderate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Average. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Above Average to Difficult. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Introduction to Graphs and Charts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Ability Tested . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Basic Skills Necessary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Directions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Analysis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Suggested Approach with Samples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Charts and Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Samples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Graphs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Practice Graphs and Chart Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Set 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Set 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Set 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Answers and Explanations for the Graphs and Charts Practice Problems. . . 111
Set 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Set 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Set 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Basic Math Review. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Symbols, Terminology, Formulas, and General
Mathematical Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Common Math Symbols and Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Math Formulas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Important Equivalents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Measures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Customary System, or English System . . . . . . . . . . . . . . . . . . . . . . . . . 115
Metric System, or The International System of Units. . . . . . . . . . . . . . 116
Math Words and Phrases. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Mathematical Properties and Basic Statistics . . . . . . . . . . . . . . . . . . . . . . . 118
Some Properties (Axioms) of Addition . . . . . . . . . . . . . . . . . . . . . . . . . 118
Some Properties (Axioms) of Multiplication . . . . . . . . . . . . . . . . . . . . . 119
A Property of Two Operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Some Basic Terms in Statistics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120
Arithmetic Diagnostic Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Arithmetic Review . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Rounding Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Place Value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Common Fractions and Improper Fractions . . . . . . . . . . . . . . . . . . . . 123
Mixed Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Reducing Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Adding Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Adding Mixed Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Subtracting Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Subtracting Mixed Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Multiplying Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Multiplying Mixed Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Dividing Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Simplifying Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
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CliffsTestPrep GMAT CAT, 8th Edition
Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Adding and Subtracting Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Multiplying Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Dividing Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Conversions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Changing Decimals to Percents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Changing Percents to Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Changing Fractions to Percents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Changing Percents to Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Changing Fractions to Decimals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Changing Decimals to Fractions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Percents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Finding Percent of a Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Other Applications of Percent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Percentage Increase or Decrease . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Prime Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Arithmetic Mean, or Average . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Median . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Squares and Square Roots . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Square Root Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Approximating Square Roots . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Simplifying Square Roots . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Signed Numbers (Positive Numbers and Negative Numbers) . . . . . . . . 135
Adding Signed Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Subtracting Signed Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Multiplying and Dividing Signed Numbers . . . . . . . . . . . . . . . . . . . . . . . 136
Parentheses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Order of Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Algebra Diagnostic Test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Answers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Algebra Review. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Understood Multiplying. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Literal Equations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Cross Multiplying. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Proportions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Evaluating Expressions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Monomials and Polynomials. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Adding and Subtracting Monomials. . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Multiplying and Dividing Monomials. . . . . . . . . . . . . . . . . . . . . . . . . . 142
Adding and Subtracting Polynomials . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Multiplying Polynomials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Factoring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Factoring out a common factor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Factoring the difference between two squares. . . . . . . . . . . . . . . . . . . 143
Factoring Polynomials That Have Three Terms: Ax2+ Bx+ C . . . . . . 143
Solving Quadratic Equations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Inequalities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Geometry Diagnostic Test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Questions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Answers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Geometry Review . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
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