Comments:FETC 2007
From GeoGebra Manual
On this page you find follow-up materials for the presentation
Virtual Manipulatives for linear and quadratic equations
by Markus Hohenwarter, Megan Yanes and Judith Preiner
at the Florida Educational Technology Conference 2007
in January 24-26, 2007 in Orlando, Florida
Room S331B, Time 12:30pm - 1:30pm
Interactive Examples
Linear Equations
- Concept of Slope by Judith Preiner, Download
Dynamic worksheet to experiment with the concept of slope. - Virtual Manipulatives for linear Equations by Judith Preiner, Download
Dynamic worksheet to discover the impact of the parameters m and b on the graph of a linear equation y = m x + b.
Quadratic Equations
- Graphing Quadratics by Megan Yanes, Lesson Plan Download
Analyzing graphs of quadratic equations given in intercept or vertex form. - Completing the Square and Graphing Parabolas in Vertex Form by Megan Yanes, Lesson Plan, Download
An interactive exercise to practice the drawing of parabolas in standard form.