Resumen de Investigating extrema with geogebra

Craig J. Cullen, Joshua T. Hertel, Sheryl John, Larry Ottman (ed. lit.), James Kett (ed. lit.)

• 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.