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.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Domain and Range
This page from the Math Forum contains a question and answer session on how to find range in rational functions. Example problem is given.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Terms and Warnings
Northeast Parallel Architecture Center, Syracuse University, provides a quick overview of the common terminology of functions, as well as restrictions on the domain and range of a function.
California State University
California State University: Domain and X Intercepts in Rational Functions
Description of the nature of the domain in rational functions.
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."
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Domains
Find a quick, concise explanation of what a domain is. An example is given and clearly explained.
ClassFlow
Class Flow: Interpreting Graphs
[Free Registration/Login Required] Flipchart provides information about interpreting graphs and the parts of a coordinate grid.
ClassFlow
Class Flow: Coordinate Planes and Domain and Range
[Free Registration/Login Required] In this lesson students will analyze ordered pairs to help understand the relationship between the domain and range of relations. They will then be able to summarize their learning experiences through a...
ClassFlow
Class Flow: Functions and Their Graphs
[Free Registration/Login Required] Functions can be specified in a number of ways. Students concentrate on functions given by equations involving independent and dependent variables and begin to recognize the different forms to find the...
Math Is Fun
Math Is Fun: What Is a Function
The learning resource investigates functions. Students learn about the concept by exploring definitions and examples. Topics include the vertical line test, relations, and ordered pairs.
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."
Department of Defense
Do Dea: Optimization the Basics
In this lesson, you learn how to apply the concepts of maxima and minima to any formula that is generated by business, economics, physics, etc. It is one of the most important applications of derivatives and will show up on your AP...
BiologyWise
Biology Wise: Three Domains of Life
Describes the characteristics of Archaea, Bacteria, and Eukarya, the three domains of life.
Interactive Mathematics
Interactive Mathematics: Functions and Graphs
The system created by Rene Descartes (1596-1650 CE) is explored in depth, covering topics such as definitions, notation, evaluating, domain and range, graphing and more. Interactive examples and demonstrations are enhanced using Live...
Math Aids
Math Aids: Algebra 1 Worksheets
Great resource to practice and strengthen math skills pertaining to Algebra 1. Math worksheets are printable, may be customized, and include answer keys.