CK-12 Foundation
Ck 12: Analysis: Functions and Inverses
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to find the inverse of a function. Students examine guided notes, review guided practice and attempt practice problems.
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Humble Isd: Determine if 2 Functions Are Inverses by Compositions [Pdf]
This slideshow explains how to verify by composition that two functions are inverses of each other.
Purple Math
Purplemath: Proving That Two Functions Are Inverses of Each Other
This resource explains how to verify that two functions are inverses of each other.
BBC
Bbc: Functions
This resource takes a look at graphs of functions, composite functions, inverse functions and how to use completing the square to solve quadratic functions. A number of examples and a practice test are offered.
Math Open Reference
Math Open Reference: Function
A complete reference guide to functions including how to use functions, inverse functions, graphing a function, and functions in computer programming. It provides definitions and examples that enhance further explanation.
Math Open Reference
Math Open Reference: Trigonometry Functions Introduction
A complete reference guide to trigonometry functions. It provides definitions, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Khan Academy
Khan Academy: Verify Inverse Functions
Given the formulas of two functions, compose the functions and determine whether they are inverses of each other.
CK-12 Foundation
Ck 12: 3.3 Inverse Functions
This section explores the process for finding inverses of functions, and then proving the function and its inverse algebraically. Additionally, it explores how the graphs of functions and their inverses compare to each other, and it...
Massachusetts Institute of Technology
Mit: Calculus Index
This site from the Massachussets Institute of Technology has links to various topics in calculus.
Richland Community College
Richland Community College: Math 116 Lecture Notes
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."
Other
Inverse Trigonometric Functions [Pdf]
This is a ten page selection from a math textbook that highlights the concept of inverse trigonometric functions. The book provides real world examples, worked out practice problems and numerous problems for students to attempt on their...
California State University
California State University, San Bernardino: Inverse Functions
This site has many links to examples of inverse functions, including intersections, inverse by reflection, and graphing inverse functions.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 3 [Pdf]
The example explores the horizontal line test and inverse functions. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 4 [Pdf]
The example explores the horizontal line test and inverse functions. The handout is available in PDF format.
Other
Radford Univ.: One to One Functions and Inverse Functions
This is a very short site from Radford University with a definition of One-To-One Functions and Inverse Functions.
Help Algebra
Help algebra.com: Algebra Help: How to Find the Inverse of a Function
This page demonstrates the algebraic method for finding the inverse of a function. The examples provided include detailed explanations.
Other
Onlinemath4all: Find Values of Inverse Functions From Tables
Presents a problem on how to find the values of an inverse function using a table. The solution is provided.
Other
Radford University: One to One and Inverse Functions
This site from the Radford University provides a concise mathematical definition of one-to-one and inverse functions.