# Ch 13: Rational Functions & Difference Quotients

Watch informative video lessons to learn about rational functions and difference quotients. The brief quizzes that accompany each lesson can help you measure your understanding of the materials.

## Rational Functions & Difference Quotients - Chapter Summary and Learning Objectives

Understanding rational functions and difference quotients doesn't have to be an overwhelming process. This chapter offers fun video lessons with short quizzes for self-assessment to make this a pleasant learning experience. First, you can find out how to solve equations and inequalities with rational functions, and then you'll learn the steps for graphing rational functions. Need to learn more about difference quotients? You can also practice finding and using their geometric interpretation through these short, user-friendly lessons. In this chapter, you'll get experience with the following concepts:

• Solving inequalities and equations that involve rational functions
• Graphing rational functions
• Finding expressions for rational functions
• Using the geometric interpretation of difference quotients

Video Objective
Solving Equations & Inequalities Involving Rational Functions This lesson discusses how to solve equations and inequalities that include rational functions.
Graphing & Analyzing Rational Functions This lesson explains how to graph rational functions in factored form with zeros. Point out the asymptotes and test the intervals.
Expressions of Rational Functions Discover rational functions by using the horizontal and vertical asymptotes.
The Geometric Interpretation of Difference Quotient Explore the geometric interpretation of difference quotient. Simplify and explain the quotients using rates of change and slopes of secant lines.

5 Lessons in Chapter 13: Rational Functions & Difference Quotients
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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