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Lesson Plan
Curated OER

Calculate the Slope of a Line Using Two Points

For Teachers 8th - 11th Standards
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
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Lesson Plan
Curated OER

Translate Word Phrases and Sentences into Equations

For Teachers 8th - 11th Standards
Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do...
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Lesson Plan
Pennsylvania Department of Education

Analyzing Numeric and Geometric Patterns of Paper Pool

For Teachers 5th - 8th
Students use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.
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Unit Plan
Texas Education Agency

Texas Gateway: Rational Functions: Predicting the Effects of Parameter Changes

For Students 9th - 10th
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.
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Graphic
Paul Dawkins

Paul's Online Notes: Math Notes: Excluded Values in Rational Functions

For Students 9th - 10th Standards
A description and example of which values are excluded from the domain of a rational function.
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Unknown Type
New York University

Nyu: Courant Institute of Mathematical Sciences: Rational Functions [Pdf]

For Students 9th - 10th Standards
This site provides a detailed explanation of rational functions by looking at numerous examples. Topics that are covered include domain, horizontal asymptotes, vertical asymptotes and graphing rational functions.
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Handout
Richland Community College

Richland Community College: Rational Functions and Asymptotes

For Students 9th - 10th Standards
This site contains basic information on rational functions. Gives definition, how to find domain and roots, and how rational functions apply to asymptotes and holes in the graph.
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Website
Other

Franklin University: Rational Functions and Asymptotes [Pdf]

For Students 9th - 10th Standards
This site provides an introduction to rational functions. Topics that are included are finding the domain of a rational function, finding the horizontal and vertical asymptotes and graphing rational functions. There are many worked out...
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Website
Other

Binghamton University: Graphing Rational Functions [Pdf]

For Students 9th - 10th Standards
This site is a 16-page excerpt from a textbook that discusses the topic of graphing rational functions. The book includes numerous worked out examples. Topics that are covered include the domain of a rational function, zeroes of a...
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Handout
Richland Community College

Richland Community College: Steps to Graphing Rational Functions

For Students 9th - 10th Standards
This site describes the steps to follow when graphing a rational function.
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Activity
Texas Instruments

Texas Instruments: Rational Functions Asymptotes and Holes

For Teachers 9th - 10th Standards
These multiple-choice and fill-in-the-blank questions ask students to identify asymptotes, holes, and domain for rational functions.
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Handout
California State University

California State University: Domain and X Intercepts in Rational Functions

For Students 9th - 10th Standards
Description of the nature of the domain in rational functions.
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Unit Plan
Oregon State University

Oregon State University: Rational Functions

For Students 11th - 12th Standards
A look at graphs of rational expressions, finding properties of the graph by using calculus. Formulas included.
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Unit Plan
Oregon State University

Oregon State University: Review of Rational Functions

For Students 11th - 12th Standards
This lesson on rational functions has a section on finding the domain which includes an example problem.
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Website
Mathematics Archives

Math Archives: Visual Calculus: Rational Functions

For Students 9th - 10th Standards
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.
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Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Graphs of Rational Functions

For Students 9th - 10th Standards
Use this tutorial to learn how to graph rational functions. Sample problems will guide you through finding the domain and asymptotes, and graphing the function on a coordinate plane.
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Activity
Curated OER

Zona Land: Definition of a Rational Function

For Students 9th - 10th Standards
A thorough introduction to rational functions, covering domain, range, graphs, intercepts, and end behavior.
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Unit Plan
Other

Rational Functions

For Students 10th - 12th Standards
An explanation of what the domain consists of in rational functions.
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Activity
Texas Instruments

Texas Instruments: Graphing the Rational Function F(x) = |X|

For Teachers 9th - 10th Standards
This LearningCheck document can be used as a self-discovery lesson. The student can explore the domain and range along with the transformations.
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Activity
Texas Instruments

Texas Instruments: Graphing the Rational Function F(x)=1/x

For Teachers 9th - 10th Standards
This is designed for Algebra 2 students to help them develop an understanding of transformations, asymptotes, domain and range.
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Activity
Other

Rational and Radical Functions

For Students 9th - 10th Standards
A look into the graphs of rational and radical functions.
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Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
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Lesson Plan
Cuemath

Cuemath: Functions

For Students 9th - 10th Standards
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...
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Handout
Analyze Math

Analyze Math: Rational Expressions

For Students 9th - 10th Standards
Learners are introduced to the Pre-Calculus topic of rational expressions. The tutorial consists of a definition, examples, and finding the domain of rational expression. The activity includes practice exercises with detailed solutions.

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