Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.6 - Graphs of Other Trigonometric Functions - Exercise Set - Page 612: 89


makes sense

Work Step by Step

This statement makes sense because the function $y=A\ tan(Bx-C)$ increases between the two asymptotes enclosing a zero. That is: asymptote $\to$ negative value $\to$ zero $\to$ positive value $\to$ asymptote.
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