Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 9: 96



Work Step by Step

1. -8440 $^{\circ}$ is a big negative number compared to 360. The best way to find its smallest positive coterminal angle is to divide initial angle by 360$^{\circ}$, and find how many times 360 should be added. However, in this case of negative number it should be rounded favoring larger negative number (24) -8440° ÷360° = -23$\frac{4}{9}$ 2. -8440° +24×360° = 200°
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.