Answer
$\langle -1.9284,2.2981 \rangle$
Work Step by Step
Using a calculator,
$\textbf{v}=\langle 3\cos130^{\circ},3\sin130^{\circ} \rangle\approx\langle 3(-0.6428),3(0.7660) \rangle\approx\langle -1.9284,2.2981 \rangle$
Trigonometry (10th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671775
ISBN 13:
978-0-32167-177-6
Chapter 7 - Applications of Trigonometry and Vectors - Section 7.4 Vectors, Operations, and the Dot Product - 7.4 Exercises - Page 330: 46
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