Pc 5.5 notes

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Pc 5.5 notes

  1. 1. 5.5 Multiple-AngleFormulasEssential Question:How do you evaluate double and half angle formulas?Standard: Trig 11.0 1
  2. 2. 5.5: Double and Half  Angle FormulasDouble­Angle Formulas: 2
  3. 3. Ex. 1﴿ Find the cos 2θ if sin θ=3/5 and 0<θ<π/2. 3
  4. 4. Ex. 2﴿ Find the tan 2θ if cos θ=5/13 and 3π/2<θ<2π. 4
  5. 5. 5
  6. 6. Ex. 3﴿ Given the following information, find the exact value of the indicated trigonometric function. 6
  7. 7. Ex. 4﴿ Given the following information, find the exact value of the indicated trigonometric function. 7
  8. 8. Ex. 5﴿ Given the following information, find the exact value of the indicated trigonometric function. 8
  9. 9. Ex. 6) Evaluate tan 67.5o 9
  10. 10. Assignment:5.5 p. 415#3, 4, 19, 25, 35, 36, 37, 42, 45, 51 10

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