GeoGebra Sample 1 -- Parabola

GeoGebra applet showing the relationship between the coefficients of a quadratic equation and its graph.

Please install Java 1.4 (or later) to use this page.

Use Shift + Mouse Wheel to zoom in and out in these windows.

Use Shift + Left Button to drag the entire drawing around.

You can also use Shift + Left Button to independently change the axis' scales by pointing the mouse exactly to one of the axes and dragging.


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