Trigonometry 7th Edition

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

Chapter 1 - Section 1.3 - Definition I: Trigonometric Functions - 1.3 Problem Set: 44

Answer

Quadrant I and Quadrant IV

Work Step by Step

RECALL: The cosine function is positive in Quadrant I and Quadrant IV. Thus, if $\cos{\theta}=\frac{1}{2}$. then the angle $\theta$ terminates either in Quadrant I or Quadrant IV.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.