Digital library
Textbooks, references and open learning resources.

External
College Algebra and Trigonometry
Richard W. Beveridge · Clatsop Community College
In the contents: 1.06: Multiplying and Dividing Rational Expressions · 1.07: Adding and Subtracting Rational Expressions · 02: Polynomial and Rational Functions

External
Elementary Trigonometry
Michael Corral · Schoolcraft College
In the contents: 01: Right Triangle Trigonometry Angles · 1.0E: 1.E: Right Triangle Trigonometry Angles (Exercises) · 1.03: Applications and Solving Right Triangles

External
Elementary Calculus 2e
Michael Corral · Schoolcraft College
In the contents: 1.04: Derivatives of Sums Products and Quotients · 2.02: Trigonometric Functions and Their Inverses · 2.03: The Exponential and Natural Logarithm Functions

External
Mathematics for Game Developers
Denny Burzynski · College of Southern Nevada
In the contents: 1.01: Constants Variables and Expressions · 2.02: Addition Subtraction and Scalar Multiplication of Vectors · 2.03: Magnitude Direction and Components of a Vector

External
Math 3AC: Analytic Geometry and Calculus I
Kenn Huber · Irvine Valley College
In the contents: 1.03: Slopes and 3 Forms for Lines · 3.04: Limits and Rational Functions · 04: Basic Trigonometry

External
CLP-3 Multivariable Calculus
Joel Feldman, Andrew Rechnitzer, & Elyse Yeager · University of British Columbia
In the contents: 01: Vectors and Geometry in Two and Three Dimensions · 1.06: Curves and their Tangent Vectors · 2.05: Tangent Planes and Normal Lines

External
Precalculus
Jay Abramson · OpenStax
In the contents: 1.02: Functions and Function Notation · 1.03: Domain and Range · 1.04: Rates of Change and Behavior of Graphs

External
Math 142: Precalculus II
LibreTexts
In the contents: 1.07: Enhanced Strategies for Time and Task Management · 1.08: Goal Setting and Motivation · 1.09: Test Taking and Preparation

External
MAT 1350: Precalculus Part I
Jay Abramson · Prince George's Community College
In the contents: 1.02: Exponents and Scientific Notation · 1.03: Radicals and Rational Expressions · 02: Equations and Inequalities

External
Preparation for College Mathematics
Lydia de Wolf · Siena College
In the contents: 1.4 Powers and Radicals · 1.5 Estimation Common Sense and Intuition · Exponents and Radicals Drills

External
Street-Fighting Mathematics
Sanjoy Mahajan · Olin College of Engineering
In the contents: 1.04: Summary and further problems · 2.02: Plane Geometry - The Area of an Ellipse · 2.03: Solid Geometry - The Volume of a Truncated Pyramid

External
Math 400: Calculus I - Differential Calculus
Roy Simpson · Cosumnes River College
In the contents: 1.1.01: Resources and Key Concepts · 1.2.01: Resources and Key Concepts · 1.03: Limit Laws and the Squeeze Theorem

External
Math 375: Pre-Calculus
Roy Simpson, Sangchin Sertich & Paige Buck-Moyer · Cosumnes River College
In the contents: 01: Triangles and Circles · 1.01: Angles and Basic Geometry · 1.1.01: Resources and Key Concepts

External
Developmental Math (NROC)
The NROC Project · LibreTexts
In the contents: 1.1.01: Place Value and Names for Whole Numbers · 1.02: Adding and Subtracting Whole Numbers · 1.2.01: Adding Whole Numbers and Applications

External
Celestial Mechanics
Jeremy Tatum · University of Victoria
In the contents: 1.11: Fitting a Polynomial to a Set of Points - Lagrange Polynomials and Lagrange Interpolation · 03: Plane and Spherical Trigonometry · 3.03: Cylindrical and Spherical Coordinates

External
The Essence of Mathematics Through Elementary Problems
Alexandre Borovik & Tony Gardiner · University of Manchester & University of Birmingham
In the contents: 1.01: Mental Arithmetic and Algebra · 1.02: Direct and Inverse Procedures · 1.06: Trigonometry and Radians

External
MATH 1200: Calculus for Scientists I
Pamini Thangarajah · Mount Royal University
In the contents: 0.2: Analytic geometry · 0.3: Trigonometry · 0.4: Logarithms and Exponents

External
Trigonometry
Katherine Yoshiwara · Los Angeles Pierce College
In the contents: 01: Triangles and Circles · 1.00: Angles and Triangles · 1.03: Chapter 1 Summary and Review

External
TMCC: Precalculus I and II
OpenStax · LibreTexts
In the contents: Under Construction test2 01: Functions 1.1: Functions and Function Notation · Under Construction test2 01: Functions 1.2: Domain and Range · Under Construction test2 01: Functions 1.3: Rates of Change and Behavior of Graphs
External
Math 370: Precalculus
Carl Stitz & Jeff Zeager · Lakeland Community College & Lorain County Community College
In the contents: 01: Relations and Functions · 1.01: Sets of Real Numbers and the Cartesian Coordinate Plane · 02: Linear and Quadratic Functions