FUNCTIONS Inverse Functions (Page 2 of 9)

The Horizontal command will draw a horizontal line that can be moved. After selecting the command, move the line up and down by pressing the up or down arrow keys.

2nd DRAW key. 3: menu selection.

Up arrow key....
Down arrow key....

 Calculator screen image.

We can see that some horizontal lines will intersect the graph of the function more than once, so the function is not one-to-one.
Copyright © 2010 Turner Educational Publishing
Go back to the previous page. Go to the next page. Go to the Table of Contents. Go to the Index page. Go to the Quiz page. Exit to the Home page.