# Mathematical Excursions 4th edition

Richard N. Aufmann, Joanne S. Lockwood, Richard D. Nation, and Daniel K. Clegg
Publisher: Cengage Learning

## eBook

Your students can pay an additional fee for access to an online version of the textbook that might contain additional interactive features.

## Personal Study Plan Module

Your students can use chapter and section assessments to gauge their mastery of the material and generate individualized study plans that include various online, interactive multimedia resources.

## Lifetime of Edition (LOE)

Your students are allowed unlimited access to WebAssign courses that use this edition of the textbook at no additional cost.

## Course Packs

Save time with ready-to-use assignments built by subject matter experts specifically for this textbook. You can customize and schedule any of the assignments you want to use.

## Textbook Resources

Additional instructional and learning resources are available with the textbook, and might include testbanks, slide presentations, online simulations, videos, and documents.

• Aufmann Mathematical Excursions 4e

Access is contingent on use of this textbook in the instructor's classroom.

Academic Term Homework and eBook
Higher Education Single Term \$90.00
High School \$35.00

Online price per student per course or lab, bookstore price varies. Access cards can be packaged with most any textbook, please see your textbook rep or contact WebAssign

• Chapter 1: Problem Solving
• 1.1: Inductive and Deductive Reasoning (22)
• 1.2: Problem Solving with Patterns (16)
• 1.3: Problem-Solving Strategies (18)
• 1: Review Exercises
• 1: Test

• Chapter 2: Sets
• 2.1: Basic Properties of Sets (37)
• 2.2: Complements, Subsets, and Venn Diagrams (26)
• 2.3: Set Operations (22)
• 2.4: Applications of Sets (21)
• 2.5: Infinite Sets (17)
• 2: Review Exercises
• 2: Test

• Chapter 3: Logic
• 3.1: Logic Statements and Quantifiers (19)
• 3.2: Truth Tables, Equivalent Statements, and Tautologies (16)
• 3.3: The Conditional and the Biconditional (20)
• 3.4: The Conditional and Related Statements (14)
• 3.5: Symbolic Arguments (18)
• 3.6: Arguments and Euler Diagrams (14)
• 3: Review Exercises
• 3: Test

• Chapter 4: Apportionment and Voting
• 4.1: Introduction to Apportionment (16)
• 4.2: Introduction to Voting (17)
• 4.3: Weighted Voting Systems (17)
• 4: Review Exercises
• 4: Test

• Chapter 5: The Mathematics of Graphs
• 5.1: Graphs and Euler Circuits (16)
• 5.2: Weighted Graphs (20)
• 5.3: Planarity and Euler's Formula (14)
• 5.4: Graph Coloring (13)
• 5: Review Exercises
• 5: Test

• Chapter 6: Numeration Systems and Number Theory
• 6.1: Early Numeration Systems (34)
• 6.2: Place-Value Systems (27)
• 6.3: Different Base Systems (34)
• 6.4: Arithmetic in Different Bases (20)
• 6.5: Prime Numbers (20)
• 6.6: Topics from Number Theory (20)
• 6: Review Exercises
• 6: Test

• Chapter 7: Measurement and Geometry
• 7.1: Measurement (13)
• 7.2: Basic Concepts of Euclidean Geometry (24)
• 7.3: Perimeter and Area of Plane Figures (26)
• 7.4: Properties of Triangles (23)
• 7.5: Volume and Surface Area (29)
• 7.6: Right Triangle Trigonometry (23)
• 7.7: Non-Euclidean Geometry (21)
• 7.8: Fractals (17)
• 7: Review Exercises
• 7: Test

• Chapter 8: Mathematical Systems
• 8.1: Modular Arithmetic (22)
• 8.2: Applications of Modular Arithmetic (19)
• 8.3: Introduction to Group Theory (26)
• 8: Review Exercises
• 8: Test

• Chapter 9: Applications of Equations
• 9.1: First-Degree Equations and Formulas (22)
• 9.2: Rate, Ratio, and Proportion (22)
• 9.3: Percent (22)
• 9.4: Second-Degree Equations (18)
• 9: Review Exercises
• 9: Test

• Chapter 10: Applications of Functions
• 10.1: Rectangular Coordinates and Functions (25)
• 10.2: Properties of Linear Functions (21)
• 10.3: Finding Linear Models (23)
• 10.4: Quadratic Functions (22)
• 10.5: Exponential Functions (20)
• 10.6: Logarithmic Functions (25)
• 10: Review Exercises
• 10: Test

• Chapter 11: The Mathematics of Finance
• 11.1: Simple Interest (27)
• 11.2: Compound Interest (27)
• 11.3: Credit Cards and Consumer Loans (22)
• 11.4: Stocks, Bonds, and Mutual Funds (17)
• 11.5: Home Ownership (17)
• 11: Review Exercises
• 11: Test

• Chapter 12: Combinatorics and Probability
• 12.1: The Counting Principle (19)
• 12.2: Permutations and Combinations (28)
• 12.3: Probability and Odds (26)
• 12.4: Addition and Complement Rules (23)
• 12.5: Conditional Probability (24)
• 12.6: Expectation (17)
• 12: Review Exercises
• 12: Test

• Chapter 13: Statistics
• 13.1: Measures of Central Tendency (18)
• 13.2: Measures of Dispersion (20)
• 13.3: Measures of Relative Position (22)
• 13.4: Normal Distribution (20)
• 13.5: Linear Regression and Correlation (16)
• 13: Review Exercises
• 13: Test

Mathematical Excursions, 4th edition, by Aufmann, Lockwood, Nation, and Clegg, explores various topics that exemplify the power and diversity of mathematics. The text teaches students that mathematics is a system of understanding our surroundings by connecting concepts to contemporary applications. The WebAssign component for this title engages students with many features, and links to a complete eBook.

Features:
• Each question links to the corresponding section of a complete, interactive eBook.
• Detailed, worked-out solutions for select questions are available to students at your discretion.
• Watch It links provide step-by-step instruction with short, engaging videos that are ideal for visual learners.
• Master It (MI) Tutorials show how to solve a similar problem in multiple steps by providing direction along with derivation so students understand the concepts and reasoning behind the problem solving.
• Students can Talk to a Tutor for additional assistance through a link at the assignment level.
• Course Packs with ready-to-use assignments built by subject matter experts specifically for this textbook are designed to save you time, and can be easily customized to meet your teaching goals.
• A Personal Study Plan helps your students gauge their mastery of the material and generate individualized study plans that include various online, interactive multimedia resources.
• Instructor resources include Lecture Videos, Instructor PowerPoints, and a Test Bank.
Use the Textbook Edition Upgrade Tool to automatically update all of your assignments from the previous edition to corresponding questions in this textbook.

## 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.

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

Group Quantity Questions
Chapter 1: Problem Solving
1.1 22 003 005 007.MI 007.MI.SA 009 013 015 017 019 021 024.MI 024.MI.SA 025 027 029 030 033 035 039 044 046 501.XP
1.2 16 001 003 005 007.MI 007.MI.SA 009 011 013 015 017 019 020 021 022.MI 022.MI.SA 024
1.3 18 001 003 005 009.MI 009.MI.SA 010 011.MI 011.MI.SA 013 015 017 019 021 027 028 037.MI 037.MI.SA 040
Chapter 2: Sets
2.1 37 007 008 011.MI 011.MI.SA 013 014 023 024 033 035 036 037 039 040 047 048 049 050 051 052 053 054 061 067 069.MI 069.MI.SA 075 079 083 084 085 086 501.XP 502.XP 503.XP 504.XP.MI 504.XP.MI.SA
2.2 26 001 005 006 007 009 010 011 012 013 021 025 033 037 044 045 048 049.MI 049.MI.SA 052 055 057 058 059.MI 059.MI.SA 063 501.XP
2.3 22 001 005 009.MI 009.MI.SA 017 019 029 033 037 043.MI 043.MI.SA 046 047 053 055 059 063 066 067 071 073 079
2.4 21 001 003 005 006 007 009 010 013 014.MI 014.MI.SA 015 017 019.MI 019.MI.SA 020 023 024 025.MI 025.MI.SA 027 029
2.5 17 002 003 005 009.MI 009.MI.SA 010 013 014 015 016 017 019 021 022.MI 022.MI.SA 023 025
Chapter 3: Logic
3.1 19 009 010 023 027 029 031 036 040 043 047 051 055 057 061 066 067 501.XP 502.XP 503.XP
3.2 16 001 005 008.MI 008.MI.SA 013 014 017 033 039 041 043 045 049 051.MI 051.MI.SA 055
3.3 20 001 009 010 013 015 019 021 025 027 033 037 043 047 048 049 051 055 059 062.MI 062.MI.SA
3.4 14 001 003 005 011 015 020 021 024 025 027 029 031 033 035
3.5 18 004 011 015 019 023.MI 023.MI.SA 025 029 030.MI 030.MI.SA 031 032 037 041 045.MI 045.MI.SA 047 049
3.6 14 001 003 005 008 009 011 013 016 017 019 022 023 027 028
Chapter 4: Apportionment and Voting
4.1 16 002 005 007 011 016.MI 016.MI.SA 017 019 021 022.MI 022.MI.SA 023 027 028 029 031
4.2 17 010 011 013 015 017.MI 017.MI.SA 020 023 025 027 029 032 035 037 038.MI 038.MI.SA 039
4.3 17 002 003 004 007.MI 007.MI.SA 009 011 012 015 019 020 021.MI 021.MI.SA 023 024 025 027
Chapter 5: The Mathematics of Graphs
5.1 16 003 005 006 007 009 010 011 012 015 017 018 019 021 023 025 033
5.2 20 001 003 005 007 009 011 013 015 017 019 021 023.MI 023.MI.SA 024 025 026 027 029.MI 029.MI.SA 030
5.3 14 001 002 003 005 007 015 016 017 018 019 021 023.MI 023.MI.SA 025
5.4 13 001 009 011 012 013 015 016 017 019 021 022 023 026
Chapter 6: Numeration Systems and Number Theory
6.1 34 001 002 004 005.MI 005.MI.SA 008 009 013 019 025 027 033 034 035 038 039 041.MI 041.MI.SA 042 043 045 047 048 049 051 052 053.MI 053.MI.SA 059 060 061 062 065 069
6.2 27 001 006 007 011 013.MI 013.MI.SA 015 019 021 025 027 029 031 033 035 037 038 040 043 047 049 053 056 057 058 061 065
6.3 34 001 003 004 005 006 007.MI 007.MI.SA 009 010 011 012 015 016 017 019 020 021 023 027 029 031 033 037 038 039 043 045 047 049 051 053 055 057 058
6.4 20 001 004 005 007 009 013 015 017 019 020 023 025 029 035 036 039 043 047 051 053
6.5 20 001 006 009 013 017 019 021 025 028 029 037 039 040 047 049 053 057.MI 057.MI.SA 062 063
6.6 20 001 004 005 009 012 015 017 019 021 023 024 025.MI 025.MI.SA 027 028 029 035 036.MI 036.MI.SA 040
Chapter 7: Measurement and Geometry
7.1 13 001 002 006 008 013 016 027 030 033 035 036 042 043
7.2 24 003 005 011.MI 011.MI.SA 015 017 019 021 023 025 027 031.MI 031.MI.SA 033 037 041 044 045.MI 045.MI.SA 047 501.XP 502.XP 503.XP 504.XP
7.3 26 003.MI 003.MI.SA 005 007 009 011 013 017 019 023 024 025 027 028.MI 028.MI.SA 031 032 034 040 044 046.MI 046.MI.SA 049 501.XP 502.XP 503.XP
7.4 23 003 005 007 009 013 017 021.MI 021.MI.SA 023 025 029 030 031 037 040 044 048 050.MI 050.MI.SA 052 054 056.MI 056.MI.SA
7.5 29 001 002 003 005 006 007.MI 007.MI.SA 009 010.MI 010.MI.SA 011 012 013 015 017 019 021 023 030.MI 030.MI.SA 032 033 036 039 047 048 049 052 055
7.6 23 003 005 007 011 013 015 016.MI 016.MI.SA 021 025 027 028 029 031 033.MI 033.MI.SA 037 040 045 046 053.MI 053.MI.SA 501.XP
7.7 21 004 008 011 012 013 015 017.MI 017.MI.SA 020 021 023.MI 023.MI.SA 026 029 031 032 033 034.MI 034.MI.SA 035 037
7.8 17 001 004 005 007 008 010 011 013 014 015 016.MI 016.MI.SA 017 018.MI 018.MI.SA 019 021
Chapter 8: Mathematical Systems
8.1 22 002 003 011.MI 011.MI.SA 019 025 027 035.MI 035.MI.SA 036 045 049 059 063 069 073.MI 073.MI.SA 075 083 087 089 091
8.2 19 003 006 017 021 025 027 031 033.MI 033.MI.SA 038 039 043.MI 043.MI.SA 047 049 055 057 058 061
8.3 26 001 003 005 006 007 012 015 016 019.MI 019.MI.SA 021 023 027 031 033.MI 033.MI.SA 039 040 045 047.MI 047.MI.SA 052 055 056 057 058
Chapter 9: Applications of Equations
9.1 22 005 011 019 028 035.MI 035.MI.SA 038 041 044.MI 044.MI.SA 056 057 059 060 062 063 071 077 078 083 501.XP 502.XP
9.2 22 004 006 009 010 012 014.MI 014.MI.SA 017 020 023 027 031 035.MI 035.MI.SA 037 039 040 042 044 501.XP.MI 501.XP.MI.SA 502.XP
9.3 22 003 004 005 007 011.MI 011.MI.SA 012 014 015 017 018 019 026 027 028.MI 028.MI.SA 029 501.XP 502.XP 503.XP.MI 503.XP.MI.SA 504.XP
9.4 18 001 003 007.MI 007.MI.SA 011 014 016 017 021.MI 021.MI.SA 023 027 028 029 033 037 041 042
Chapter 10: Applications of Functions
10.1 25 003 006 007 009 011 013 015 017 019 021 023 025 028 031 033 035 041 045 049.MI 049.MI.SA 501.XP.MI 501.XP.MI.SA 502.XP 503.XP.MI 503.XP.MI.SA
10.2 21 001 003 007 011 013.MI 013.MI.SA 016 018 021 025 028.MI 028.MI.SA 031 035 036 040 043 046.MI 046.MI.SA 048 501.XP
10.3 23 001 003.MI 003.MI.SA 005 007 008 011.MI 011.MI.SA 013 015 016 017 020 021.MI 021.MI.SA 022 023 028 029 030 031 501.XP 502.XP
10.4 22 001 005 009 012.MI 012.MI.SA 013 015 019 023 024.MI 024.MI.SA 025 027 030 031 036 039 041 046 047 501.XP.MI 501.XP.MI.SA
10.5 20 003 005 008.MI 008.MI.SA 009 011 014.MI 014.MI.SA 015 017 019 022.MI 022.MI.SA 023 025 027 028 031 501.XP 502.XP
10.6 25 003 005 008 011 015 017 019.MI 019.MI.SA 021 024 025 027 031 033.MI 033.MI.SA 037 039 044 045 048 051 053.MI 053.MI.SA 059 501.XP
Chapter 11: The Mathematics of Finance
11.1 27 001 002 003 004 005 006 007 009 011 015 019 023.MI 023.MI.SA 025 027 029 031 033 035 037.MI 037.MI.SA 039 041 045.MI 045.MI.SA 046 047
11.2 27 001 003 005 006 007 017.MI 017.MI.SA 018 019 021 022 023 027 029 031.MI 031.MI.SA 034 037 039 041 043 046 047 055 061.MI 061.MI.SA 501.XP
11.3 22 001 005 007 009.MI 009.MI.SA 012 013 017 021.MI 021.MI.SA 023 024 027 029.MI 029.MI.SA 033 034 035 036 039 501.XP 502.XP
11.4 17 001 003.MI 003.MI.SA 005 006 007 009 013 014 015 017.MI 017.MI.SA 020 021 023.MI 023.MI.SA 025
11.5 17 001 003 007 011.MI 011.MI.SA 014 016 017 019 021.MI 021.MI.SA 025 028 031 034.MI 034.MI.SA 036
Chapter 12: Combinatorics and Probability
12.1 19 001 005 007 008 013.MI 013.MI.SA 014 015 016 020 023 025 026 030 031.MI 031.MI.SA 032 501.XP 502.XP
12.2 28 003 005 011.MI 011.MI.SA 015 018 021 024 027.MI 027.MI.SA 031 034 037 038 040 041 047 049 050 055 058 061.MI 061.MI.SA 065 067 070 501.XP 502.XP
12.3 26 005 011 020 021 023 027 029 030 033 035 036 039 042 043 045 047 055 056 061.MI 061.MI.SA 065 069 075 080.MI 080.MI.SA 501.XP
12.4 23 005 007 009 011 015.MI 015.MI.SA 017 020 023 024 029 032 035 037 039 041 043.MI 043.MI.SA 045 047 048 052 055
12.5 24 003 009 011 013 016 017 019 021 025 027 029.MI 029.MI.SA 037 039 041 044.MI 044.MI.SA 046 049 051 055 060.MI 060.MI.SA 061
12.6 17 002 003 004 005 007 009 011.MI 011.MI.SA 014 015 017 019 021 501.XP 502.XP.MI 502.XP.MI.SA 503.XP
Chapter 13: Statistics
13.1 18 003 006 010.MI 010.MI.SA 013 017 019 022.MI 022.MI.SA 027 031 034.MI 034.MI.SA 035 037 038 501.XP 502.XP
13.2 20 001 002.MI 002.MI.SA 003 005 007 008.MI 008.MI.SA 010 012 017 018 019 020 021 024 025 501.XP 502.XP 503.XP
13.3 22 001 002 003 004 005 006.MI 006.MI.SA 007 008 009 010 011.MI 011.MI.SA 012 013 016 017.MI 017.MI.SA 020 021 022 023
13.4 20 002 005 009.MI 009.MI.SA 013 017 020.MI 020.MI.SA 023 025 027 029.MI 029.MI.SA 031 032 033 035 037 039 040
13.5 16 001 003 005.MI 005.MI.SA 006 007 009.MI 009.MI.SA 012 015 016 017 018 501.XP 502.XP 503.XP
Total 1354