Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 8 - Application of Trigonometry - Test - Page 844: 18

Answer

$237\ N$

Work Step by Step

1. Assume the two forces are as shown in the figure, we have $F_1=<135,0>$ and $F_2=<260cos115^\circ, 260sin115^\circ>$ or $F_2=$ 2. The resultant force is $F=F_1+F_2=<25,235.6>$ and its magnitude is given by $|F|=\sqrt {25^2+235.6^2}\approx237\ N$
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