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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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Peer reviewed Peer reviewed
ERIC Number: EJ093541
Record Type: CIJE
Publication Date: 1974
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Two Explicit Expressions for Cos NX
Wagner, William J.
Mathematics Teacher, 67, 3, 234-237, Mar 74
Descriptors: Mathematical Concepts, Mathematical Formulas, Matrices, Secondary School Mathematics, Trigonometry
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Pascal Triangle