Chapter 9

Rational Functions

Lessons

Where's the math?

Rational functions help explain how surface tension allows some animals to tread across a pond's surface.

How can you graph rational functions and solve rational equations?

You will learn how in this chapter.

Domains

Arithmetic with Polynomials and Rational Expressions

Building Functions

Creating Equations

Big Ideas

Proportionality

Essential Question: Are two quantities inversely proportional if an increase in one corresponds to a decrease in the other?

Function

Essential Question: What kinds of asymptotes are possible for a rational function?

Equivalence

Essential Question: Are a rational function and its simplified form equivalent?

Remind Stream

Wall of Wisdom