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6.4.1 sum and difference formulas

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  • 1. 6.4 Sum and Difference Formulas
    Using Sum/Difference to Find Exact Values
    (Angles Measured in Degrees)
  • 2. Sum and Difference Formulas for Cosine
  • 3. Use Sum Formula to find exact value
  • 4. Use Difference Formula to find exact value
  • 5. Sum and Difference Formulas for Sine
  • 6. Use Sum Formula to find exact value
  • 7. Use Difference Formula to find exact value
  • 8. Sum and Difference Formulas for Tangent
  • 9. Use Sum Formula to find exact value
  • 10. Use Difference Formula to find exact value
  • 11. Find the Exact Value
  • 12. Find the Exact Value
  • 13. Assignment
    p. 481
    # 2 - 8, 13 - 16, 21 - 26