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Sullivan Algebra and Trigonometry: Section 7.4 Sum and Difference Formulas

Sullivan Algebra and Trigonometry: Section 7.4 Sum and Difference Formulas. Objectives of this Section Use Sum and Difference Formulas to Find Exact Values Use Sum and Difference Formulas to Establish Identities Use Sum and Difference Formulas Involving Inverse Trigonometric Functions.

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Sullivan Algebra and Trigonometry: Section 7.4 Sum and Difference Formulas

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  1. Sullivan Algebra and Trigonometry: Section 7.4Sum and Difference Formulas • Objectives of this Section • Use Sum and Difference Formulas to Find Exact Values • Use Sum and Difference Formulas to Establish Identities • Use Sum and Difference Formulas Involving Inverse Trigonometric Functions

  2. Sum and Difference Formulas for Cosines

  3. Cofunction Identities Sum and Difference Formulas for Sines

  4. 3 -1

  5. Sum and Difference Formulas for Tangents

  6. 13 5 12 4 -3 5

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