Chapter 3 – Trig Formulas and Inverse Functions

Chapter 3 begins with the inverse functions arcsin and arccos and a discussion of domain and range. The middle sections are devoted to many of the trig identities, like double and half angle formulas. The last two sections deal with solving trig equations.

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Trigonometry by Mike Weimerskirch and the University of Minnesota Board of Regents is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License, except where otherwise noted.