Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Chapter 12 - Vectors and the Geometry of Space - 12.2 Vectors - 12.2 Exercises - Page 845: 31

Answer

$v_h=60\cos(40^{\circ})\approx 45.96 \text{ ft/s}$ $v_v=60\sin(40^{\circ})\approx 38.57\text{ ft/s} $

Work Step by Step

$$v_h=v_0\cos(\theta)$$ $$v_h=60\cos(40^{\circ})\approx 45.96 \text{ ft/s}$$ $$v_v=v_0\sin(\theta)$$ $$v_v=60\sin(40^{\circ})\approx 38.57 \text{ ft/s}$$
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