# PreCalculus: Graphs & Models 3rd edition

Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, and Judith A. Penna
Publisher: Pearson Education

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• Chapter R: Basic Concepts of Algebra
• R.1: The Real-Number System (10)
• R.2: Integer Exponents, Scientific Notation, and Order of Operations (15)
• R.3: Addition, Subtraction, and Multiplication of Polynomials (12)
• R.4: Factoring (24)
• R.5: Rational Expressions (17)
• R.6: Radical Notation and Rational Exponents (20)
• R.7: The Basics of Equation Solving (11)
• R.E: Review Exercises (13)

• Chapter 1: Graphs, Functions, and Models
• 1.1: Introduction to Graphing (7)
• 1.2: Functions and Graphs (13)
• 1.3: Linear Functions, Slope, and Applications (16)
• 1.4: Equations of Lines and Modeling (12)
• 1.5: More of Functions (2)
• 1.6: The Algebra of Functions (14)
• 1.7: Symmetry and Transformations (17)
• 1.E: Review Exercises (18)

• Chapter 2: Functions, Equations, and Inequalities
• 2.1: Linear Equations, Functions, and Models (15)
• 2.2: The Complex Numbers (16)
• 2.3: Quadratic Equations, Functions, and Models (21)
• 2.4: Analyzing Graphs of Quadratic Functions (6)
• 2.5: More Equation Solving (13)
• 2.6: Solving Linear Inequalities (13)
• 2.E: Review Exercises (14)

• Chapter 3: Polynomial and Rational Functions
• 3.1: Polynomial Functions and Modeling (5)
• 3.2: Graphing Polynomial Functions
• 3.3: Polynomial Division; The Remainder and Factor Theorems (15)
• 3.4: Theorems about Zeros of Polynomial Functions (7)
• 3.5: Rational Functions (3)
• 3.6: Polynomial and Rational Inequalities (8)
• 3.7: Variation and Applications
• 3.E: Review Exercises (10)

• Chapter 4: Exponential and Logarithmic Functions
• 4.1: Inverse Functions (5)
• 4.2: Exponential Functions and Graphs (11)
• 4.3: Logarithmic Functions and Graphs (19)
• 4.4: Properties of Logarithmic Functions (20)
• 4.5: Solving Exponential and Logarithmic Equations (13)
• 4.6: Applications and Models: Growth and Decay, and Compound Interest
• 4.E: Review Exercises

• Chapter 5: The Trigonometric Functions
• 5.1: Trigonometric Functions of Acute Angles (17)
• 5.2: Applications of Right Angles (5)
• 5.3: Trigonometric Functions of Any Angle (12)
• 5.4: Radians, Arc Length, and Angular Speed (6)
• 5.5: Circular Functions: Graphs and Properties (9)
• 5.6: Graphs of Transformed Sine and Cosine Functions (13)
• 5.E: Review Exercises (7)

• Chapter 6: Trigonometric Identities, Inverse Functions, and Equations
• 6.1: Identities: Pythagorean and Sum and Difference (17)
• 6.2: Identities: Cofunction, Double-Angle, and Half-Angle (9)
• 6.3: Proving Trigonometric Functions
• 6.4: Inverses of the Trigonometric Functions
• 6.5: Solving Trigonometric Equations
• 6.E: Review Exercises

• Chapter 7: Applications of Trigonometry
• 7.1: The Law of Sines
• 7.2: The Law of Cosines
• 7.3: Complex Numbers: Trigonometric Form
• 7.4: Polar Coordinates and Graphs
• 7.5: Vectors and Applications
• 7.6: Vector Operations
• 7.E: Review Exercises

• Chapter 8: Systems of Equations and Matrices
• 8.1: Systems of Equations in Two Variables (9)
• 8.2: Systems of Equations in Three Variables (4)
• 8.3: Matrices and Systems of Equations
• 8.4: Matrix Operations
• 8.5: Inverses of Matrices
• 8.6: Determinants and Cramer's Rule
• 8.7: Systems of Inequalities and Linear Programming
• 8.8: Partial Fractions
• 8.E: Review Exercises

• Chapter 9: Analytic Geometry Topics
• 9.1: The Parabola
• 9.2: The Circle and the Ellipse
• 9.3: The Hyperbola
• 9.4: Nonlinear Systems of Equations and Inequalities
• 9.5: Rotation of Axes
• 9.6: Polar Equations of Conics
• 9.7: Parametric Equations
• 9.E: Review Exercises

• Chapter 10: Sequence, Series, and Combinatorics
• 10.1: Sequences and Series
• 10.2: Arithmetic Sequences and Series
• 10.3: Geometric Sequences and Series
• 10.4: Mathematical Induction
• 10.5: Combinatorics: Permutations
• 10.6: Combinatorics: Combinations
• 10.7: The Binomial Theorem
• 10.8: Probability
• 10.E: Review Exercises

## Questions Available within WebAssign

Most questions from this textbook are available in WebAssign. The online questions are identical to the textbook questions except for minor wording changes necessary for Web use. Whenever possible, variables, numbers, or words have been randomized so that each student receives a unique version of the question. This list is updated nightly.

E - Exercise Set

##### Question Availability Color Key
BLACK questions are available now
GRAY questions are under development

Group Quantity Questions
Chapter R: Basic Concepts of Algebra
R.E 13 012 020 022 026 028 032 034 042 048 056 066 068 070
R.1 10 022 024 026 028 060 064 068 072 074 076
R.2 15 006 008 016 020 024 026 028 032 036 040 044 082 084 086 102
R.3 12 006 010 014 016 020 024 026 028 032 034 038 042
R.4 24 004 008 012 016 020 024 032 036 040 042 046 050 054 056 060 064 074 078 094 098 102 106 112 124
R.5 17 012 014 016 020 022 024 030 032 038 040 046 048 052 054 060 062 066
R.6 20 008 012 014 026 038 046 048 052 056 058 060 066 070 072 074 080 084 098 102 106
R.7 11 006 010 014 020 024 030 032 036 042 046 052
Chapter 1: Graphs, Functions, and Models
1.E 18 001 006 007 008 009 010 018 022 027 028 030 033 038 052 058 062 080 082
1.1 7 008 062 064 070 074 078 114
1.2 13 024 026 028 030 032 034 040 042 050 054 056 068 070
1.3 16 008 012 014 020 022 032 034 036 042 050 055 056 057 058 059 064
1.4 12 006 008 012 016 028 034 040 046 050 052 060 094
1.5 2 048 050
1.6 14 002 006 010 040 042 044 046 050 052 054 056 058 060 092
1.7 17 002 004 006 034 036 042 046 082 086 088 090 092 094 096 098 100 102
Chapter 2: Functions, Equations, and Inequalities
2.E 14 004 006 016 018 020 022 024 032 034 036 038 046 052 054
2.1 15 004 010 018 020 024 030 034 038 042 048 052 056 072 086 100
2.2 16 002 010 016 020 024 028 032 036 038 040 044 048 054 058 062 074
2.3 21 002 004 006 010 012 016 018 020 022 036 040 044 048 052 056 058 060 090 096 100 104
2.4 6 002 004 010 014 030 036
2.5 13 002 006 012 020 026 034 036 060 066 076 080 094 100
2.6 13 002 004 008 012 020 022 032 034 038 046 056 058 062
Chapter 3: Polynomial and Rational Functions
3.E 10 010 013 022 024 026 032 038 066 072 074
3.1 5 020 024 028 032 038
3.3 15 002 004 006 008 012 016 020 022 030 036 040 042 044 046 048
3.4 7 018 020 022 024 044 046 048
3.5 3 008 012 014
3.6 8 002 004 016 018 022 044 048 062
Chapter 4: Exponential and Logarithmic Functions
4.1 5 034 036 042 072 074
4.2 11 002 004 005 006 007 008 009 010 044 056 062
4.3 19 010 012 014 016 018 020 022 024 028 030 032 046 052 056 062 066 070 072 074
4.4 20 006 008 010 012 016 018 022 024 026 028 030 032 034 044 054 056 058 062 066 068
4.5 13 002 004 008 010 022 028 032 034 038 040 042 044 048
Chapter 5: The Trigonometric Functions
5.E 7 006 008 022 024 046 054 061
5.1 17 002 004 008 012 014 016 018 024 026 072 078 084 086 088 090 092 094
5.2 5 002 004 006 020 022
5.3 12 002 004 006 026 030 034 038 040 048 060 064 068
5.4 6 022 024 028 032 046 058
5.5 9 008 010 012 016 018 024 026 032 040
5.6 13 020 022 024 028 030 033 034 035 036 037 038 039 040
Chapter 6: Trigonometric Identities, Inverse Functions, and Equations
6.1 17 002 004 006 008 010 012 020 024 026 032 052 054 056 058 068 070 076
6.2 9 004 010 012 014 020 028 030 032 038
Chapter 7: Applications of Trigonometry
7 0
Chapter 8: Systems of Equations and Matrices
8.1 9 018 022 024 026 028 030 032 034 036
8.2 4 002 004 012 014
Chapter 9: Analytic Geometry Topics
9 0
Chapter 10: Sequence, Series, and Combinatorics
10 0
Total 543