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.
Lawrence Hall of Science
The Math Page: Topics in Pre Calculus: Functions
Here is a site that clearly and thoroughly explains functions and function notation. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have...
Texas Instruments
Texas Instruments: Functions
With these questions, students will demonstrate knowledge of the definition of a function as well as domain and range. Students will also be asked to find the composition of two functions. Solutions are provided.
Texas Instruments
Texas Instruments: Exponential Functions
These questions test knowledge of domain and range of exponential functions, properties of exponents, and population growth and compound interest modeled by exponential functions. Questions are true/false and multiple choice; solutions...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Introduction to Functions
A good introductory tutorial on functions, through which you'll learn about relations, function, domain, and range by viewing several example questions and solutions, and by completing practice problems.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Functions
Northeast Parallel Architecture Center, Syracuse University, provides a quick overview of the definition of function, as well as the role of domain and range.
Texas Instruments
Texas Instruments: Logarithmic Functions
These questions test knowledge of the definition of a logarithm, domain and range of logarithmic functions, and properties of logarithms. Questions are true/false and multiple-choice; solutions are provided.
Purple Math
Purplemath: Functions Versus Relations
This lesson offers a thorough explanation of functions, domain and range, and how to find them. Includes multiple example problems and graphs. Great review tool for Algebra students.
Texas Instruments
Texas Instruments: Graphing the Rational Function F(x) = |X|
This LearningCheck document can be used as a self-discovery lesson. The student can explore the domain and range along with the transformations.
Texas Instruments
Texas Instruments: Graphing the Rational Function F(x)=1/x
This is designed for Algebra 2 students to help them develop an understanding of transformations, asymptotes, domain and range.
Other
Arlington Public Schools: Graphing Exponential Functions [Pdf]
Students are given examples of graphing exponential functions as well as the difference between exponential growth versus exponential decay graphs.
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...
TeachEngineering
Teach Engineering: Club Function
Students explore the definition of a function by playing an interactive game called "Club Function." The goal of the game is to be in the club! With students each assigned to be either a zebra or a rhinoceros, they group themselves...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Relations and Functions
Hotmath provides 25 practice problems dealing with relations, functions, and their graphs. Each of the practice problems include a step-by-step guide for solving their Algebraic problem.
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.
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.
Cuemath
Cuemath: Cosine Function
Learn more about cosine functions by exploring unit circles, and angles, how to use them, and their various applications along with some solved examples and a few interactive questions to test your understanding.
Cuemath
Cuemath: Polynomial Functions
A comprehensive guide for learning all about polynomial functions with definitions, the highest degree of the polynomial, graphing polynomial functions, range and domain of polynomial functions, solved examples, and practice questions.
Cuemath
Cuemath: Sine Function
A comprehensive guide for learning all about the sine function, unit circle and angles, how to use them, and their various applications. Check out the solved examples and practice questions for better understanding.
Khan Academy
Khan Academy: Determine if a Function Is Invertible
Given the table of values of a function, determine whether it is invertible or not by examining its domain. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Cuemath
Cuemath: Functions
In this mini-lesson, 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 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: 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...
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.