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Trigonometry For Dummies, 2nd Edition by Mary Jane Sterling

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Part III

Identities

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webextras.eps Find out which algebraic properties are most useful when solving identities in a free article at www.dummies.com/extras/trigonometry.

In this part…

  • Develop a working list of the relationships between the trig functions.
  • Use the trig identities to make statements more user-friendly.
  • Determine the easiest way to solve a trig identity.
  • Avoid going in endless loops with identities.

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