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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

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ERIC Number: EJ668655
Record Type: CIJE
Publication Date: 2003
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0025-5769
My Calculator Is Broken; It Says the Log of (-1) Is ...
Kahan, Jeremy A.; Richgels, Glen W.
Mathematics Teacher, v96 n2 p108-11 Feb 2003
Explores logarithms of negative numbers spurred by an unanticipated result given by a calculator. Shares the perspectives of the teacher and the teacher-as-learner. (Author/NB)
Descriptors: Algebra, Learning Strategies, Logarithms, Mathematics Education, Secondary Education
Publication Type: Guides - Classroom - Teacher; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A