Answer
See the steps.
Work Step by Step
$\tan{(x-\dfrac{\pi}{4})} = \dfrac{\tan{x}-\tan{\dfrac{\pi}{4}}}{1+ \tan{x} \tan{\dfrac{\pi}{4} }}$
$\tan{(x-\dfrac{\pi}{4})} = \dfrac{\tan{x}-1}{\tan{x}+1}$
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
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: 26
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
