Simple Linear Fuction y = mx + b

Linear Function Basics

This applet will demonstrate the basics of linear functions.

Slider a will vary the slope of the line.
Slider b will vary the y-intercept.


The check boxes will turn on upto 3 points for you to calculate the slope of the line.
The slope check box will allow you to check your slope.
The y=x check box will graph the parent curve with the current line.

The full linear equation is displayed at all times.

Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and active in your browser (Click here to install Java now)

This applet can be used by teachers in a demonstration mode in the classroom or teachers can have students load it on their own computers with a worksheet to be complete for a grade.

A B Cron, Created with GeoGebra