This trigonometry Workbook focuses on Trig identities.
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This book also serves as a handy list of numerous Trig Identities organized by topic.
Other exercises include applications, such as how to find the tangent of 15 degrees without a calculator or how to apply Trig Identities to solve equations.
If you get stuck, helpful hints in the back of the book help walk you through the solution.
The majority of the exercises let you derive a variety of Trig Identities by following similar examples.
This trigonometry Workbook focuses on Trig identities