Answer
The statement in the question is true.
Work Step by Step
The statement in the question is true.
The graph of $y = cot~x$ suggests that $cot(-x) = -cot(x)$ for all $x$ in the domain of $cot~x$
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
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 4.3 Graphs of the Tangent and Cotangent Functions - 4.3 Exercises - Page 172: 48
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