Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 7 - Section 7.6 - Vectors: The Dot Product - 7.6 Problem Set - Page 411: 18



Work Step by Step

Since $\textbf {u}=\langle 5,3 \rangle$ and $\textbf {v}=\langle 3,5 \rangle$, ${\textbf {u}\cdot\textbf {v}}=5(3)+3(5)=15+15=30$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.