# Precalculus 1st edition

David H. Collingwood, K. David Prince and Matthew M. Conroy
Publisher: Custom Labs

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• Chapter 1: Warming Up
• 1.1: Units and Rates
• 1.2: Total Change = Rate x Time
• 1.3: The Modeling Process
• 1: Problems (12)

• Chapter 2: Imposing Coordinates
• 2.1: The Coordinate System
• 2.2: Three Features of a Coordinate System
• 2.3: A Key Step in all Modeling Problems
• 2.4: Distance
• 2: Problems (9)

• Chapter 3: Three Simple Curves
• 3.1: The Simplest Lines
• 3.2: Circles
• 3.3: Intersecting Curves I
• 3: Summary
• 3: Problems (6)

• Chapter 4: Linear Modeling
• 4.1: The Earning Power Problem
• 4.2: Relating Lines and Equations
• 4.3: Non-vertical Lines
• 4.4: General Lines
• 4.5: Lines and Rate of Change
• 4.6: Back to the Earning Power Problem
• 4.7: What's Needed to Build a Linear Model?
• 4.8: Linear Application Problems
• 4.9: Perpendicular and Parallel Lines
• 4.10: Intersecting Curves II
• 4.11: Uniform Linear Motion
• 4: Summary
• 4: Problems (11)

• Chapter 5: Functions and Graphs
• 5.1: Relating Data, Plots and Equations
• 5.2: What is a Function?
• 5.3: The Graph of a Function
• 5.4: The Vertical Line Test
• 5.5: Linear Functions
• 5.6: Profit Analysis
• 5: Problems (9)

• Chapter 6: Graphical Analysis
• 6.1: Visual Analysis of a Graph
• 6.2: Circles and Semicircles
• 6.3: Multipart Functions
• 6: Problems (12)

• Chapter 7: Quadratic Modeling
• 7.1: Parabolas and Vertex Form
• 7.2: Completing the Square
• 7.3: Interpreting the Vertex
• 7.4: Quadratic Modeling Problems
• 7.5: What's Needed to Build a Quadratic Model?
• 7: Summary
• 7: Problems (17)

• Chapter 8: Composition
• 8.1: The Formula for a Composition
• 8.2: Domain, Range, etc. for a Composition
• 8: Problems (6)

• Chapter 9: Inverse Functions
• 9.1: Concept of an Inverse Function
• 9.2: Graphical Idea of an Inverse
• 9.3: Inverse Functions
• 9.4: Trying to Invert a Non one-to-one Function
• 9: Summary
• 9: Problems (11)

• Chapter 10: Exponential Functions
• 10.1: Functions of Exponential Type
• 10.2: The Functions y=Aobx
• 10.3: Piano Frequency Range
• 10: Problems (6)

• Chapter 11: Exponential Modeling
• 11.1: The Method of Compound Interest
• 11.2: The Number e and the Exponential Function
• 11: Problems (4)

• Chapter 12: Logarithmic Functions
• 12.1: The Inverse Function of y=ex
• 12.2: Alternate form for functions of exponential type
• 12.3: The Inverse Function of y=bx
• 12.4: Measuring the Loudness of Sound
• 12: Problems (10)

• Chapter 13: Three Construction Tools
• 13.1: A Low-tech Exercise
• 13.2: Reflection
• 13.3: Shifting
• 13.4: Dilation
• 13.5: Vertex Form and Order of Operations
• 13.6: Summary of Rules
• 13: Problems (7)

• Chapter 14: Rational Functions
• 14.1: Modeling with Linear-to-linear Rational Functions
• 14: Summary
• 14: Problems (8)

• Chapter 15: Measuring an Angle
• 15.1: Standard and Central Angles
• 15.2: An Analogy
• 15.3: Degree Method
• 15.4: Radian Method
• 15.5: Areas of Wedges
• 15.6: Great Circle Navigation
• 15: Summary
• 15: Problems (6)

• Chapter 16: Measuring Circular Motion
• 16.1: Different ways to measure Cosmo's speed
• 16.2: Different Ways to Measure Circular Motion
• 16.3: Music Listening Technology
• 16.4: Belt and Wheel Problems
• 16: Problems (7)

• Chapter 17: The Circular Functions
• 17.1: Sides and Angles of a Right Triangle
• 17.2: The Trigonometric Ratios
• 17.3: Applications
• 17.4: Circular Functions
• 17.5: What About Other Circles?
• 17.6: Other Basic Circular Function
• 17: Problems (11)

• Chapter 18: Trigonometric Functions
• 18.1: Easy Properties of Circular Functions
• 18.2: Identities
• 18.3: Graphs of Circular Functions
• 18.4: Trigonometric Functions
• 18: Problems (4)

• Chapter 19: Sinusoidal Functions
• 19.1: A special class of functions
• 19.2: Examples of sinusoidal behavior
• 19: Summary
• 19: Problems (9)

• Chapter 20: Inverse Circular Functions
• 20.1: Solving Three Equations
• 20.2: Inverse Circular Functions
• 20.3: Applications
• 20.4: How to solve trigonometric equations
• 20: Summary
• 20: Problems (10)

## 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.

P - Problem

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

Group Quantity Questions
Chapter 1: Warming Up
1.P 12 001 002 003 004 005 007 008 009 010 012 014 015
Chapter 2: Imposing Coordinates
2.P 9 002 003 004 005 006 007 010 012 013
Chapter 3: Three Simple Curves
3.P 6 001 002 003 004 006 007
Chapter 4: Linear Modeling
4.P 11 001 003 004 005 006 007 008 010 011 013 014
Chapter 5: Functions and Graphs
5.P 9 001 002 003 004 005 007 008 009 010
Chapter 6: Graphical Analysis
6.P 12 001 002 003 004 005 006 008 009 010 011 012 013
Chapter 7: Quadratic Modeling
7.P 17 001 002 003 004 005 006 007 009 010 011 012 013 014 015 016 017 019
Chapter 8: Composition
8.P 6 001 002 003 004 006 008
Chapter 9: Inverse Functions
9.P 11 002 003 004 005 006 007a 007b 007c 007d 007e 008
Chapter 10: Exponential Functions
10.P 6 001 002 003 004 005 006
Chapter 11: Exponential Modeling
11.P 4 001 002 003 004
Chapter 12: Logarithmic Functions
12.P 10 001 003 005 006 007 008 009 010 011 012
Chapter 13: Three Construction Tools
13.P 7 001 002 003 004ab 004c 005 006
Chapter 14: Rational Functions
14.P 8 001 003 004 005 006 008 009 010
Chapter 15: Measuring an Angle
15.P 6 002 003 004 005 008 009
Chapter 16: Measuring Circular Motion
16.P 7 001 002 003 004 005 007 008
Chapter 17: The Circular Functions
17.P 11 001 002 003 004 005 006 007 008 009 010 012
Chapter 18: Trigonometric Functions
18.P 4 001 002 003 005
Chapter 19: Sinusoidal Functions
19.P 9 001 002 004 005 006a 006b 006c 007 008
Chapter 20: Inverse Circular Functions
20.P 10 001 002 003 004 005 006 007 008 010 011
Total 175