GeoGebra

GeoGebra is a wonderful free, open source program that is very useful for doing geometry and graphical algebra, sort of like the graphing part of a graphing calculator on steroids.

• GeoGebra home page
• I'm starting to upload applets to my geogebratube page.
• Having trouble running Geogebra? Maybe you need to download and install Java.
• Pythagorean Theorem visualization
• Quadratic visualizations
• Hyperbola
• Trig visualization
• Point/slope form: Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4 (or later) is installed and active in your browser. Contact Jon for help.
• Derivative: Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4 (or later) is installed and active in your browser. Contact Jon for help.
• Product rule

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