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Cosine Sum and Difference Formulas ( Video ) | Trigonometry | CK-12 Foundation
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Cosine Sum and Difference Formulas
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Cosine Sum and Difference Formulas
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Trigonometry
Trigonometric Identities and Equations
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Sum and Difference Identities for Cosine
Uses the sum and difference cosine identities to determine values of functions.
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Uses the sum and difference cosine identities to determine values of functions.
Difficulty Level
At Grade
Date Created:
Jul 22, 2013
Last Modified:
Apr 29, 2014
Subjects:
mathematics
Trigonometry
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Sum and Difference Identities for Cosine
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Sum and Difference Identities for Cosine
http://www.ck12.org/trigonometry/Cosine-Sum-and-Difference-Formulas/lecture/Sum-and-Difference-Identities-for-Cosine/r1/
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Hi! I have found this great resource at CK-12...
Sum and Difference Identities for Cosine
http://www.ck12.org/trigonometry/Cosine-Sum-and-Difference-Formulas/lecture/Sum-and-Difference-Identities-for-Cosine/r1/
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