Precalculus (10th Edition)

by Sullivan, Michael

Published by Pearson

ISBN 10: 0-32197-907-9

ISBN 13: 978-0-32197-907-0

Chapter 8 - Applications of Trigonometric Functions - 8.2 The Law of Sines - 8.2 Assess Your Understanding - Page 530: 1

Answer

$\sin(A)\cos(B)-\sin(B)\cos(A)$

Work Step by Step

The identity says: $\sin(A-B)=\sin(A)\cos(B)-\sin(B)\cos(A).$

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