< A-level Mathematics < MEI < C4

Sections

  • Reciprocal trigonometrical functions
  • Compound-angle formulae
  • Double-angle formulae
  • The factor formulae
  • The forms of r cos(θ ± α),r sin(θ ± α)
  • Small-angle approximations
  • The general solutions of trigonometrical equations
  • Using trigonometrical identities in integration
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