Answer
The identity is verified.
$cos~θ~sec~θ=1$
Work Step by Step
Use: $sec~θ=\frac{1}{cos~θ}$
$cos~θ~sec~θ=cos~θ\frac{1}{cos~θ}=1$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 6 - 6.2 - Right Triangle Trigonometry - 6.2 Exercises - Page 442: 42
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.
