Chapter 9: Graphs of Nonlinear Functions and Conic Sections

Students and Teachers!
Would you like to be able to use InterAct over the Web? or try Real World problems that link you to other Web sites for more data and information? See below!

InterAct Tutorials
To access the InterAct tutorials over the Web, you will need to download the InterAct plug-in--but you will only need to do this once. To download the InterAct Math Plugin, follow these directions:

1. If your computer is running the Windows 95 or later operating system, click on the button titled "Download InterAct Math" to go to the InterAct Math Plugin Download Web site.

2. A new browser window will open to the InterAct Math Download Web page. Select "Installation Instructions".

3. Follow the downloading instructions. Then return to this site to select the InterAct Math problem you would like to practice.

	Interact Tutorials Please Note: This plug-in will work for Windows users only.
	9.1 Graphs of Quadratic Functions; Vertical Parabolas 9.2 More about Quadratic Functions; Horizontal Parabolas 9.3 Graphs of Elementary Functions and Circles 9.4 Ellipses and Hyperbolas 9.5 Nonlinear Systems of Equations 9.6 Second-Degree Inequalities; Systems of Inequalities
	Numbers in the Real World
	To access the Numbers in the Real World applications, simply click on the hyperlinked lesson below.
	Section 9.6  On page 634 of your book, you'll find a Real World exercise about solution of quadratic equations and inequalities. For more practice with similar Real World investigations, try the problem below: | Lesson 16 |