Elementary Linear Algebra 7th Edition

Published by Cengage Learning
ISBN 10: 1-13311-087-8
ISBN 13: 978-1-13311-087-3

Chapter 5 - Inner Product Spaces - 5.1 Length and Dot Product in Rn - 5.1 Exercises - Page 235: 17


Distance $=\sqrt {8}$ units.

Work Step by Step

Distance $=\sqrt {(1-(-1))^{2}+(-1-1)^{2}}$ $=\sqrt {2^{2}+2^{2}}$ $=\sqrt {8}$ units.
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.