Technology Tips: Investigating Extrema with GeoGebra
Craig J. Cullen, Joshua T. Hertel, and Sheryl John; Edited by Larry Ottman and James Kett
August 2013, Volume 107, Issue 1, Page 68
The NCTM Algebra Standard suggests that students use technology to explore the effects of varying the parameters in y = ax2 + bx + c. This article discusses an extension of this task that incorporates dynamic geometry software to engage students in generating, testing, and proving mathematical conjectures.
Calculus and Higher Level Mathematics