Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 1 - Trigonometric Functions - Section 1.3 Trigonometric Functions - 1.3 Exercises: 111

Answer

Cosine decreases while sine increases

Work Step by Step

(i) As T increases from 0 to 90 degrees, the cosine value decreases. (ii) As T increases from 0 to 90 degrees, the sine value increases
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