Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 7 - Section 7.1 - Trigonometric Identities - 7.1 Exercises - Page 542: 6

Answer

secθ

Work Step by Step

Identities Needed: tanθ =$ \frac{sinθ}{cosθ}$ cscθ = $\frac{1}{sinθ}$ secθ = $\frac{1}{cosθ}$ ______________________________________________________ $\frac{sinθ}{cosθ}$ * $\frac{1}{sinθ}$ = $\frac{1}{cosθ}$ $\frac{1}{cosθ}$ = secθ
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