Purple Math
Purplemath: Functions: Domain and Range
Discusses the domain and range of a function, and how to find the domain and range from a list of points or from a graph.
Khan Academy
Khan Academy: Determine the Domain of Functions
Determine the domain of a function according to the algebraic limitations of that function. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Harvey Mudd College
Harvey Mudd College: Functions and Transformations of Functions
A review of the important concepts dealing with functions and transformations of functions. Java plug-in is required for the exploration feature.
Analyze Math
Analyze Math: Domain and Range of Basic Functions
Learners examine a table of domain and range for basic functions. The tutorial includes the domain and range of algebraic, trigonometric, inverse trigonometric, hyperbolic, and logarithmic functions.
CK-12 Foundation
Ck 12: Algebra: Algebraic Functions
[Free Registration/Login may be required to access all resource tools.] In this lesson students determine if a given relation or graph is a function. Students watch a video tutorial, examine guided notes and attempt practice problems.
CK-12 Foundation
Ck 12: Analysis: Domain and Range
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the domain and range of functions and sets of points. Students examine guided notes, review guided practice, watch instructional videos,...
CK-12 Foundation
Ck 12: Algebra: Composition of Functions
[Free Registration/Login may be required to access all resource tools.] This lesson describes and demonstrates composition of functions. Students examine guided notes, review guided practice, watch instructional videos and attempt...
CK-12 Foundation
Ck 12: Algebra: Domain and Range of a Function
[Free Registration/Login may be required to access all resource tools.] This concept introduces how to find the domain and range of relations.
CK-12 Foundation
Ck 12: Algebra: Input Output Tables for Function Rules
[Free Registration/Login may be required to access all resource tools.] Evaluate a function rule by finding outputs for a given input
CK-12 Foundation
Ck 12: Domain, Range, and Signs of Trigonometric Functions
[Free Registration/Login may be required to access all resource tools.] Define the domain, range, and sign of trigonometric functions.
Math Open Reference
Math Open Reference: Domain of a Function
Resource defines the domain of a function and gives examples of interval notation.
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.
Khan Academy
Khan Academy: Determine the Domain of Functions
Determine the domain of a function according to the algebraic limitations of that function.
Khan Academy
Khan Academy: Domain of Advanced Functions
Determine the domain of functions whose expressions are a combination of different types of assignment rules.
Khan Academy
Khan Academy: Domain and Range From Graph
Given the graph of a function, determine its domain or range.
Cuemath
Cuemath: Functions
In this mini-activity, students will learn about the world of functions. They will explore topics such as how to represent a function, conditions for a function, how to solve a function, types of functions, and various graphs of...
CK-12 Foundation
Ck 12: Algebra Ii: 1.3 Domain and Range of a Function
This section will explore how to determine the domain and range of a function as well as to find the restrictions for the domain and range.
Other
Nearpod: Functions & Function Notation
In this lesson on functions, students explore how to identify and create functions. Then students use functions to solve real-world problems.
Other
Nearpod: Graphing Equations Using a Table
In this instructional activity on graphing equations using a table, students will learn how to create a table for a function in terms of domain and range and then graph the function on the coordinate plane.
Mathematics Archives
Math Archives: Visual Calculus: Rational Functions
An explanation of what comprises the domain of a rational function. The information is brief, but formulas and examples are given along with additional links.
Windstream
Ojk's Precalculus Study Page: Functions Sample Test
A practice test covering the basics of functions, including domain, range, operations, and graphing. Includes an answer page.
Oregon State University
Oregon State University: Review of Rational Functions
This lesson on rational functions has a section on finding the domain which includes an example problem.