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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: EJ528445
Record Type: CIJE
Publication Date: 1995
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Matrices Draw Connections for Precalculus Students.
Farrell, Ann M.
Ohio Journal of School Mathematics, n30 p11-18 Mar 1995
Students can learn to make algebra, trigonometry, and geometry work for them by using matrices to rotate figures on the graphics screen of a graphing calculator. Includes a software program, TRNSFORM, for the TI-81 graphing calculator which can draw and rotate a triangle. (MKR)
Descriptors: Algebra, Computer Software, Geometry, Graphing Calculators, Higher Education, Mathematics Instruction, Matrices, Secondary Education, Trigonometry
Publication Type: Guides - Classroom - Teacher; Journal Articles
Education Level: N/A
Audience: Teachers; Practitioners
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Connections (Mathematics); Precalculus