# Rational Functions Teacher Resources

Find Rational Functions lesson plans and worksheets
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#### Graphing Rational Functions

For Teachers 9th - 12th
With the many steps involved in graphing rational functions, your learners may need a little extra help before they get the hang of it. Here are some supplement notes and practice problems to support your class as they investigate this...
12 Items in Collection
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#### Rewrite Rational Expressions: Common Core High School Algebra

For Teachers 9th - 12th Standards
Students may dread the fraction, but don't let them dread the rational function. Here are some lessons, videos, and worksheets to help learners practice and comprehend the idea of rational functions, and see that they already know about...
21:06
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#### Asymptotes of Rational Function

For Students 7th - 11th
Though longer than his other algebra videos at just over twenty-one minutes, this lesson is important for viewers to understand graphing rational functions and asymptotes. The most valuable part of the video is the way that Sal explains...
11:31
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#### A third Example of Graphing a Rational Function

For Students 7th - 11th
Sal takes viewers through another example of graphing rational functions "because you really can't get enough practice here." Combined with the two previous videos on graphing rational functions and asymptotes, viewers will walk away...
8:20
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#### Another Rational Function Graph Example

For Students 8th - 11th
Extending his asymptotes lesson from the previous video, Sal shows viewers another example of graphing rational functions. This video is shorter than the previous one and could be shown in a single class session.
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#### Rational Functions

For Teachers 9th - 12th Standards
Through a mini assessment, students identify and list the vertical and horizontal asymptotes for the given rational functions and determine the type of asymptote of a given rational function. They also decide which form of a function...
3:23
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#### What is a Rational Function?

For Teachers 6th - 12th
A rational function can be written as a ratio of two polynomials. There are a couple of rules concerning the denominator so watch this video and find out what they are.
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#### Graph, Identify Asymptotes, Find Domain and Range, for Eleven Simple Rational Functions

For Students 10th - 12th
Using this learning exercise, pupils graph 11 simple rational functions. They also find asymptotes, domain, and range for each function. The solutions are provided.
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#### On Graphing Certain Rational Functions

For Teachers 10th - 12th
Mathematicians explore number values by completing a fraction activity in class. In this data graphing lesson, learners identify the term rational function and practice converting them into graphs. Then they check their work with the...
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#### Lesson 19: Rational Functions and Long Division

For Students 10th - 12th
Explore rational functions with this packet. A lot of information is provided, including several examples. Learners graph rational functions and find vertical, horizontal, and oblique asymptotes. This seven-page activity contains...
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#### Analyzing the Graphs of Functions: Analyzing a Rational Function

For Students 11th - Higher Ed
Shift the function and transform the key features of the graph. By translating the graph of the rational function, class members find out how the key features alter. Pupils determine the domain, range, asymptotes, and intervals of...
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#### Graphs of Rational Functions

For Students 9th - 12th Standards
Sometimes graphing rational functions can feel a little "irrational." Starting with the basics, learners work their way through the pieces of these graphs and finish off with an application question.
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#### Graphs of Rational Functions

For Teachers 9th - 12th Standards
Take your kids on a tour of graphing rational functions. Using this TI lesson, high schoolers identify the end behavior of their functions. They find the domain and range, describe end behavior, and look at asymptotes and restrictions of...
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#### Graphing Rational Functions

For Teachers 9th - Higher Ed Standards
Learners complete an activity, included, of the information on asymptotes and intercepts. They also solve and complete eight questions on graphing rational functions, file included. Finally, pupils summarize vertical asymptotes,...
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#### Math Regents Exam Questions: Graphing Rational Functions

For Students 9th - 12th
In this graphing rational functions learning exercise, students answer 18 multiple choice problems about rational functions.  Students determine values for a which a function is undefined given the equation of the function.
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#### Asymptotes And Zeros of Rational Functions

For Teachers 9th - 12th Standards
Budding mathematicians graph polynomial functions and examine their zero and y-intercepts. They analyze how the zero and y-intercepts of the numerator and denominator affect the graph of a rational function. Several great additional...
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#### Module 4: Rational Functions

For Students 9th - 12th Standards
Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...
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#### Module 5: Rational Functions and Expressions

For Students 10th - 12th Standards
Where do those asymptotes come from? Learners graph, simplify, and solve rational functions in the fifth module of a 10-part series. Beginning with graphing, pupils determine the key characteristics of the graphs including an in-depth...
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#### Comparing Rational Functions and Simplified Functions

For Teachers 10th - 12th Standards
What kind of functions have holes in their graphs? Here, the teacher guides the class on how to use the simplified function of a rational function to aid in the graphing of the original rational function. T-tables are used in order to...
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#### Rational Functions: Intercepts, Asymptotes, and Discontinuity

For Students 10th - 12th Standards
Discover different patterns by making connections between a rational function and its graph. An engaging lesson asks scholars to explore the behavior of different rational functions. Groups discover a connection between the function and...
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#### Graphing Rational Functions

For Students 9th - 12th Standards
The slider feature on Desmos excellently shows how graphs change based on different variable values. Learners look at two similar rational functions and compare and discuss what happens when the numbers go from positive to zero to...
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#### Graphing Rational Functions

For Students 11th
In this Algebra II worksheet, 11th graders graph rational functions and use the graph to solve real-life problems. The four page worksheet contains forty-one problems. Answers are not provided.
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#### Building Boxes- Polynimial And Rational Functions

For Teachers 7th - 9th
Students investigate the concepts of polynomial and rational functions. They identify the general patterns used to solve problems. The use of real world contexts in the problems helps to promote engagement and understanding of how the...
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#### Rational Functions & Long Division

For Students 10th - 12th
In this rational functions worksheet, students find the vertical asymptotes of a given function and graph it on a coordinate plane.  They identify vertical and horizontal asymptotes.  This seven-page worksheet contains explanations,...