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Chapter 10: Trigonometric Identities (43 videos)  (Practice Test)
10.1: Fundamental Formulas of Sum and Difference of Two Angles  (Practice Test)
  1. Derivation of Distance formula
  2. Problem 1: Derivation of Distance formula
  3. Problem-Derivation of Distance formula
  4. Use of Distance formula
  5. Problem 1: Use of Distance formula
  6. Problem-Use of Distance formula
  7. Fundamental Law of Trigonometry
  8. More on Fundamental Law of Trigonometry
  9. Problem-Fundamental Law of Trigonometry
  10. Proof of Angle Addition Formula for Cosine
  11. More on Proof of Angle Addition Formula for Cosine
  12. Problem-Proof of Angle Addition Formula for Cosine
  13. Deductions From Fundamental Law
  14. More on Deductions From Fundamental Law1
  15. More on Deductions From Fundamental Law2
  16. Problem1-Deductions From Fundamental Law
  17. Problem2-Deductions From Fundamental Law
  18. Problem3-Deductions From Fundamental Law
10.2: Trigonometric Ratios of Allied Angles  (Practice Test)
  1. Trigonometric Ratios and Allied Angles
  2. More on Trigonometric Ratios and Allied Angles
  3. Problem1-Trigonometric Ratios and Allied Angles
  4. Problem2-Trigonometric Ratios and Allied Angles
  5. Maximum and Minimum Value of given Trigonometric Function
  6. More on Maximum and Minimum Value of given Trigonometric Function
  7. Further Application of Basic Identities
  8. More on Further Application of Basic Identities
  9. Problem1-Further Application of Basic Identities
  10. Problem2-Further Application of Basic Identities
10.3: Trigonometric Ratios of Half Angles
  1. Half Angle Identities
  2. Problem-Half Angle Identities
10.4: Trigonometric Ratios of Double Angles
  1. Double Angle Identities
  2. Problem-Double Angle Identities
10.5: Trigonometric Ratios of Triple Angles  (Practice Test)
  1. Triple Angle Identities
  2. More on Triple Angle Identities
  3. Further on Triple Angle Identities
  4. Problem1-Triple Angle Identities
  5. Problem2-Triple Angle Identities
10.6: Products to Sums or Differences
  1. Product to Sum or Difference of Sines and Cosines
  2. Problem-Product to Sum or Difference of Sines and Cosines
10.7: Sums or Differences to Products  (Practice Test)
  1. Sum or Difference to Product of Sines and Cosines
  2. More on Sum or Difference to Product of Sines and Cosines
  3. Problem-Sum or Difference to Product of Sines and Cosines
  4. Applications of Product of Sines and Cosines
 

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