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Delving Deeper
Delving Deeper: Choosing (-8) to the third power

Jeremy Kahan, Dave Ehren 

May 2007, Volume 100, Issue 9, Page 622

Abstract:
This issue: Representations of (-8)^(1/3). DeMoivre's theorem, calculator output, trigonometry, and a graphical mode are shown. The aim of Delving Deeper is for teacher to pose and solve novel math problems, expand on mathematical connections, or offer new insights into familiar math concepts. Delving Deeper focuses on mathematics content appealing to secondary school teachers. It provides a forum that allows classroom teachers to share their mathematics from their work with students, their classroom investigations and products, and their other experiences. Delving Deeper is a regular department of Mathematics Teacher.

Keywords:
Trig Functions
Limits
Article
Conceptual Development
Grades 9-12
Complex Numbers
Teacher