Working with trigonometric identities.

Duration: 10:00

Year Published: 1961

Format: 16mm

Color: B&W

Sound: sound

Description: P: Preservation Material ORP(B): Original Reversal Positive Picture B Roll AC: Acetate B: 800' 16/8/9.5mm 16mm Black & White Sound 1000 Calvin Productions, Inc. United States Armed Forces Institute, Reviews the fundamental trigonometric identities and shows techniques of manipulating them, such as working on only one side of the identity, watching the form of the terms and checking results. Develops geometric illustrations of the identities on the unit circle and shows alternate proofs of the identities.

Complete Record: Working With Trigonometric Identities. Calvin Productions. 29 Min., Sd., B&W, 16 Mm. © Calvin Productions, Inc.; 28apr61; Mp12108. NOTE: Two (or more) records have been merged together to create this data.

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Library of Congress, Prelinger Archives

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