Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 7 - Review Exercises - Page 345: 43c

Answer

$11\textbf {i}-7\textbf {j}$

Work Step by Step

Step 1: $\textbf {v}-3\textbf {u}$ Step 2: $(2\textbf {i}-\textbf {j})-3(-3\textbf {i}+2\textbf {j})$ Step 3: $2\textbf {i}-\textbf {j}+9\textbf {i}-6\textbf {j}$ Step 4: $2\textbf {i}+9\textbf {i}-\textbf {j}-6\textbf {j}$ Step 5: $11\textbf {i}-7\textbf {j}$
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