Angle Sum and Difference Formulas

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Angle Sum and Difference Formulas Honors Precalculus May 1, 2018 Mr. Agnew

Essential Stuff Essential Question Essential Vocabulary How do you find the exact value of trigonometric functions given “non-special” angles? Essential Vocabulary Unit Circle Addition and Subtract Formulas Angle Sum and Angle Difference Formulas

Angle Sum/Difference Formulas for Sine Formulas for Cosine

Angle Sum/Difference Formula for Tangent: Rewrite tangent in terms of sine and cosine. Then, use those formulas to evaluate. Guided Practice: page 485 – 487 #12 – 38 (E), 48, 52, 60 Examples

HW: May 1, 2018 Page 485 – 486 #11 – 19 (Odd), 25, 31 – 35 (Odd), 47, 51, 59