Thomas' Calculus 13th Edition

Published by Pearson
ISBN 10: 0-32187-896-5
ISBN 13: 978-0-32187-896-0

Chapter 1: Functions - Practice Exercises - Page 38: 64


a. $ a/c $ b. $\sqrt {1-b^2/c^2}$

Work Step by Step

a. Express sin A in terms of a and c. $ sin(A)=a/c $ b. Express sin A in terms of b and c. $ sin(A)=a/c=\sqrt {c^2-b^2}/c=\sqrt {1-b^2/c^2}$
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