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5.3.2 Sine of a Sum or Difference (Justin Backeberg) View |
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5.3(2) Use Sum Difference Identities to Verify (Ms. Wu's Math Class) View |
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5.3.1 Cosine of a Sum or a Difference (Justin Backeberg) View |
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5.3.2 Sum and Difference Identities (Fer Realz) View |
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Trigonometry Video 5.3.2 Deriving the Cosine Sum Formula (Chris Chappa) View |
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5.3.3 Tangent of a Sum or Difference (Justin Backeberg) View |
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5.3(3) (1) Use Sum Difference Identities to Evaluate Trig Expressions (Ms. Wu's Math Class) View |
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5.3 #2 Solving Trig Equations (zurekmath) View |
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Lesson 5.3.2 (Matthew Luebke) View |
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5.3.2 Double Angle Formulas.mov (Greg Perkins) View |