Precalculus: Mathematics for Calculus, 7th Edition

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

Chapter 7 - Section 7.3 - Double-Angle, Half-Angle, and Product-Sum Formulas - 7.3 Exercises - Page 560: 1

Answer

Double-Angle, $2\sin x\cos x$

Work Step by Step

If we know the values of $\sin x$ and $\cos x$, we can find the value of $\sin 2x$ by using the Double-Angle Formula for Sine. State the formula: $\sin 2x=2\sin x\cos x$.
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