Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 6 - Section 6.6 - Vectors - Exercise Set - Page 782: 31



Work Step by Step

We are given that the two vector equations for the vectors $v$ and $w$ as follows: $v=-3i+7j$ and $w=-i-6j$ Now, $3w+2v=3(-i-6j)+2(-3i+7j)=(-3-6)i+(-18+14)j$ Hence, $3w+2v=-9i-4j$
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