More Topics from The Algebra of Trigonometry: Trigonometric Identities

  • 3.1 The Fundamental Identities
  • 3.2 The Angle Sum and Difference Identities
  • 3.3 The Double and Half Angle Identities and Power Reduction
  • 3.4 The Multiple Angle and Product-to-Sum Identities
  • 3.5 Solving Trigonometric Equations
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