Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 5 - Section 5.2 - Sum and Difference Formulas - 5.2 Problem Set - Page 288: 6

Answer

$\dfrac{\tan{C}-\tan{D}}{1+\tan{C} \tan{D} }$

Work Step by Step

$\tan(C-D) = \dfrac{\tan{C}-\tan{D}}{1+\tan{C} \tan{D} }$
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