Trigonometric Identities

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Chapter 10: Trigonometric Identities (43 videos)   (Practice Test)
10.1: Trigonometric Identities and Their Applications  (Practice Test)
  1. Proof of Fundamental Trigonometric Identity
  2. Problem 1: Proof of Fundamental Trigonometric Identity
  3. More on Fundamental Trigonometric Identity
  4. Problem 2: More on Fundamental Trigonometric Identity
  5. Problem 3: More on Fundamental Trigonometric Identity
  6. Problem 4: More on Fundamental Trigonometric Identity
  7. Problem5-Proof of Fundamental Trigonometric Identity
10.2: The Distance Formula  (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
10.3: A Fundamental Law  (Practice Test)
  1. Fundamental Law of Trigonometry
  2. Problem-Fundamental Law of Trigonometry
  3. More on Fundamental Law of Trigonometry
  4. Proof of Angle Addition Formula for Cosine
  5. Problem-Proof of Angle Addition Formula for Cosine
  6. More on Proof of Angle Addition Formula for Cosine
10.4: Deductions From the Funndamental Law  (Practice Test)
  1. Trigonometric Ratios and Allied Angles
  2. Problem1-Trigonometric Ratios and Allied Angles
  3. More on Trigonometric Ratios and Allied Angles
  4. Problem2-Trigonometric Ratios and Allied Angles
10.5: The Sum and Difference Identities  (Practice Test)
  1. Deductions From Fundamental Law
  2. More on Deductions From Fundamental Law1
  3. More on Deductions From Fundamental Law2
  4. Problem1-Deductions From Fundamental Law
  5. Problem2-Deductions From Fundamental Law
  6. Problem3-Deductions From Fundamental Law
10.6: Applications  (Practice Test)
  1. Further Application of Basic Identities
  2. Problem1-Further Application of Basic Identities
  3. More on Further Application of Basic Identities
  4. Problem2-Further Application of Basic Identities
10.7: Identities for Sin2A, Cios2A and Tan2A
  1. Double Angle Identities
  2. Problem-Double Angle Identities
10.8: Identities For Sin A/2, Cos A/2 and Tan A/2
  1. Half Angle Identities
  2. Problem-Half Angle Identities
10.9: Sum and Product Identities For Trigonometric Functions  (Practice Test)
  1. Product to Sum or Difference of Sines and Cosines
  2. Problem-Product to Sum or Difference of Sines and Cosines
  3. Sum or Difference to Product of Sines and Cosines
  4. More on Sum or Difference to Product of Sines and Cosines
  5. Problem-Sum or Difference to Product of Sines and Cosines
10.10: Applications
  1. Applications of Product of Sines and Cosines
 

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