Precalculus (6th Edition)

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

Chapter 8 - Application of Trigonometry - 8.4 Algebraically Defined Vectors and the Dot Product - 8.4 Exercises: 6

Answer

$4i-2j$

Work Step by Step

$ < a,b > =ai+bj\Rightarrow < 4,-2 > =4i-2j$
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