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: 32



Work Step by Step

We are given that the two vector equations for the vectors $v$ and $v$ as follows: $v=-3i+7j$ and $u=2i-5j$ Now, $3u+4v=3(2i-5j)+4(-3i+7j)=(6-12)i+(-15+28)j$ Hence, $3u+4v=-6i+13j$
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