Precalculus: A Unit Circle Approach, 4th edition
$15.99per month
Minimum 4month term, pay monthly or pay $63.96 upfront
Includes:
 Instant access to eTextbook
 Search, highlight, notes, and more
 Expert video lessons and practice questions
 Q&A with experts and AI tutor
 Printable study guides
$10.99per month
Minimum 4month term, pay monthly or pay $43.96 upfront
Includes:
 Instant access to eTextbook
 Search, highlight, notes, and more
$15.99per month
Minimum 4month term, pay monthly or pay $63.96 upfront
Includes:
 Instant access to eTextbook
 Search, highlight, notes, and more
 Expert video lessons and practice questions
 Q&A with experts and AI tutor
 Printable study guides
$10.99per month
Minimum 4month term, pay monthly or pay $43.96 upfront
Includes:
 Instant access to eTextbook
 Search, highlight, notes, and more
$10.99per month
Minimum 4month term, pay monthly or pay $43.96 upfront
Includes:
 Instant access to eTextbook
 Search, highlight, notes, and more
$10.99per month
Minimum 4month term, pay monthly or pay $43.96 upfront
Includes:
 Instant access to eTextbook
 Search, highlight, notes, and more
Access to this eTextbook title
Learn more, spend less

Find it fast
Quickly navigate your eTextbook with search

Stay organized
Access all your eTextbooks in one place

Easily continue access
Keep learning with autorenew
Overview
Precalculus: A Unit Circle Approach gives you the strength of solid mathematics in an engaging, friendly way. It draws from the authors' extensive classroom experience to connect conceptual understanding while maintaining the level of mathematics required. In the 4th Edition new resources lift you to reach your full potential, including Key Ideas for the next section, objective video and notetaking guides, and much more. Nationally recognized instructors Jessica Bernards and Wendy Fresh join the author team to add fresh perspective to this revision.
Published by Pearson (February 3rd 2023)  Copyright © 2023
ISBN13: 9780137552467
Subject: Precalculus, College Algebra & Trigonometry
Category: Precalculus
Overview
1. Graphs and Functions
 1.1 The Coordinate Plane
 1.2 Graphs of Equations
 1.3 Lines
 1.4 Functions
 1.5 Properties of Functions
 1.6 A Library of Functions
 1.7 Transformations of Functions
 1.8 Combining Functions; Composite Functions
 1.9 Inverse Functions
 Key Ideas At a Glance
 Review Exercises
 Practice Test
2. Polynomial and Rational Functions
 2.1 Quadratic Functions
 2.2 Polynomial Functions
 2.3 Dividing Polynomials and the Rational Zeros Test
 2.4 Rational Functions
 2.5 Polynomial and Rational Inequalities
 2.6 Zeros of a Polynomial Function
 2.7 Variation
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 12
3. Exponential and Logarithmic Functions
 3.1 Exponential Functions
 3.2 Logarithmic Functions
 3.3 Rules of Logarithms
 3.4 Exponential and Logarithmic Equations and Inequalities
 3.5 Logarithmic Scales; Modeling
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 13
4. Trigonometric Functions
 4.1 Angles and Their Measure
 4.2 The Unit Circle; Trigonometric Functions of Real Numbers
 4.3 Trigonometric Functions of Angles
 4.4 Graphs of the Sine and Cosine Functions
 4.5 Graphs of the Other Trigonometric Functions
 4.6 Inverse Trigonometric Functions
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 14
5. Analytic Trigonometry
 5.1 Trigonometric Identities
 5.2 Sum and Difference Formulas
 5.3 DoubleAngle and HalfAngle Formulas
 5.4 ProducttoSum and SumtoProduct Formulas
 5.5 Trigonometric Equations I
 5.6 Trigonometric Equations II
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 15
6. Applications of Trigonometric Functions
 6.1 RightTriangle Trigonometry
 6.2 The Law of Sines
 6.3 The Law of Cosines
 6.4 Vectors
 6.5 The Dot Product
 6.6 Polar Coordinates
 6.7 Polar Form of Complex Numbers; DeMoivre's Theorem
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 16
7. Systems of Equations and Inequalities
 7.1 Systems of Equations in Two Variables
 7.2 Systems of Linear Equations in Three Variables
 7.3 Systems of Inequalities
 7.4 Matrices and Systems of Equations
 7.5 Determinants and Cramer's Rule
 7.6 PartialFraction Decomposition
 7.7 Matrix Algebra
 7.8 The Matrix Inverse
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 17
8. Analytic Geometry
 8.1 Conic Sections: Overview
 8.2 The Parabola
 8.3 The Ellipse
 8.4 The Hyperbola
 8.5 Rotation of Axes
 8.6 Polar Equations of Conics
 8.7 Parametric Equations
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 18
9. Further Topics in Algebra
 9.1 Sequences and Series
 9.2 Arithmetic Sequences; Partial Sums
 9.3 Geometric Sequences and Series
 9.4 Mathematical Induction
 9.5 The Binomial Theorem
 9.6 Counting Principles
 9.7 Probability
 Key Ideas At a Glance
 Review Exercises
 Practice Test
 Cumulative Review Exercises Chapters 19
10. An Introduction to Calculus
 10.1 Finding Limits Using Tables and Graphs
 10.2 Finding Limits Algebraically
 10.3 Infinite Limits and Limits at Infinity
 10.4 Introduction to Derivatives
 10.5 Area and the Integral
 Key Ideas At a Glance
 Review Exercises
 Practice Test
A. Review
 A.1 The Real Numbers; Integer Exponents
 A.2 Polynomials
 A.3 Rational Expressions
 A.4 Radicals and Rational Exponents
 A.5 Topics in Geometry
 A.6 Equations
 A.7 Inequalities
 A.8 Complex Numbers
Answers to Selected Exercises
Credits
Index
Your questions answered
When you purchase an eTextbook subscription, it will last 4 months. You can renew your subscription by selecting Extend subscription on the Manage subscription page in My account before your initial term ends.
If you extend your subscription, we'll automatically charge you every month. If you made a one‑time payment for your initial 4‑month term, you'll now pay monthly. To make sure your learning is uninterrupted, please check your card details.
To avoid the next payment charge, select Cancel subscription on the Manage subscription page in My account before the renewal date. You can subscribe again in the future by purchasing another eTextbook subscription.
When you purchase a Channels subscription it will last 1 month, 3 months or 12 months, depending on the plan you chose. Your subscription will automatically renew at the end of your term unless you cancel it.
We use your credit card to renew your subscription automatically. To make sure your learning is uninterrupted, please check your card details.