Precalculus
Precalculus
11th Edition
ISBN: 9780135189405
Author: Michael Sullivan
Publisher: PEARSON
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Chapter 7.4, Problem 79AYU
To determine

To find: The trigonometric expression ( secv  tanv ) 2  + 1 cscv( secv  tanv )  = 2tanv .

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Double and Half Angle Formulas | Analytic Trig | Pre-Calculus; Author: Brian McLogan;https://www.youtube.com/watch?v=eTdKgsyCmHs;License: Standard YouTube License, CC-BY