Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 13 - Vector Geometry - Chapter Review Exercises - Page 701: 10

Answer

$$-3i-42j.$$

Work Step by Step

$$3(i-2j)-6(i+6j)=(3-6)i+(-6-36)j\\ =-3i-42j.$$
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