Texas Education Agency
Texas Gateway: Determining Reasonable Domains and Ranges (Verbal/graph)
Given a graph and/or verbal description of a situation (both continuous and discrete), the student will identify mathematical domains and ranges and determine reasonable domain and range values for the given situations.
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,...
Texas Education Agency
Texas Gateway: Determining the Domain and Range for Quadratic Functions
Students will explore how to determine the domain and range for quadratic functions. Students will use graphs, videos, and online activities to complete the tutorial.
CK-12 Foundation
Ck 12: Algebra: Domain and Range of a Function
[Free Registration/Login may be required to access all resource tools.] Recognize functions by understanding the terms relation, range and domain.
Cool Math
Coolmath: Functions Domain and Range
This algebra lesson explains to find the domain and range of a function by looking at the graph.
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.
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.
Khan Academy
Khan Academy: Domain and Range From Graph
Given the graph of a function, determine its domain or range. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Varsity Tutors
Varsity Tutors: Hotmath: Quadratic Function
Students will use graphics to understand quadratic functions such as parabolas and determine the vertex, intercepts, domain, and range of the functions.
Texas Instruments
Texas Instruments: Domain and Range
This StudyCard stack uses real-world contexts to teach the concepts of independent and dependent variables, and then domain and range. It includes practical examples at the end.
Paul Dawkins
Paul's Online Notes: Function Practice Problems by Paul's Online Notes
In this section we will cover function notation/evaluation, determining the domain and range of a function and function composition.
CK-12 Foundation
Ck 12: Trigonometry: Inverses of Trigonometric Functions
[Free Registration/Login may be required to access all resource tools.] Here you'll learn how to find the domain and range of inverse trigonometric functions by utilizing the reflection principle.
Khan Academy
Khan Academy: Domain and Range From Graph
Given the graph of a function, determine its domain or range.
Cuemath
Cuemath: Range in Algebra
Explore the world of range in Algebra in this mini-lesson. Provides a definition and examples that help with understanding how to find the range of a function and domain. Includes solved examples and interactive questions with answers.
Cuemath
Cuemath: Graphing a Quadratic Function
A comprehensive guide for learning all about how to graph a quadratic function with definitions, domain and range of quadratic function, vertex form, standard form, how to solve them, solved examples, and practice questions.
Paul Dawkins
Paul's Online Notes: Algebra: The Definition of a Function
Detailed math tutorial features definitions and examples that take a look at relations and functions, function notation, the domain and range of a function, and piecewise functions.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Graphing Functions by Plotting Points
Learn how to graph a function by plotting points and how to determine the domain and range of a function through sample problems and step-by-step solutions and practice problems for you to complete.
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...
Sophia Learning
Sophia: Domain and Range: Lesson 5
This lesson defines domain and range. It is 5 of 13 in the series titled "Domain and Range."
Sophia Learning
Sophia: Domain and Range: Lesson 3
This lesson defines domain and range. It is 3 of 13 in the series titled "Domain and Range."
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Domain, Range, Vertical Line Test
A detailed tutorial on functions covering the following topics: finding the domain and range of a function, using the vertical line test, determining whether a function is even, odd, or neither, and applying the greatest integer function...
Cuemath
Cuemath: Reciprocal Function
Explore the world of reciprocal functions in this mini-lesson. Discusses a definition its domain and range, graphing of the reciprocal function, solved examples on reciprocal functions, and interactive questions.
Texas Education Agency
Texas Gateway: Rational Functions: Predicting the Effects of Parameter Changes
Given parameter changes for rational functions, students will be able to predict the resulting changes on important attributes of the function, including domain and range and asymptotic behavior.
TeachEngineering
Teach Engineering: Coordinates and the Cartesian Plane
A brief refresher on the Cartesian plane includes how points are written in (x,y) format and oriented to the axes, and which directions are positive and negative. Then students learn about what it means for a relation to be a function...