Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 5 - Test - Page 250: 15a


$V = 163~cos(\omega~t-\frac{\pi}{2})$

Work Step by Step

$sin(\theta) = cos(\theta-\frac{\pi}{2})$ We can express $V$ in terms of cosine: $V = 163~sin(\omega~t)$ $V = 163~cos(\omega~t-\frac{\pi}{2})$
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