Trigonometry (11th Edition) Clone

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

Chapter 4 - Graphs of the Circular Functions - Section 4.4 Graphs of the Secant and Cosecant Functions - 4.4 Exercises - Page 180: 31



Work Step by Step

RECALL: (1) $\tan{\theta} = \frac{y}{x}$ (2) $\sec{\theta} = \frac{r}{x}$ Since they have the same denominator, then they must be have the same domains, which means they are defined for the same values.
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