Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 4 - Number Representation and Calculation - 4.2 Number Bases in Positional Systems - Exercise Set 4.2: 21

Answer

$14_{\text{seven}}$

Work Step by Step

Note that $11 \div 7 = 1$ remainder of $4$. Thus, $9=(1 \times 7) + (4 \times 1) \\9=14_{\text{seven}}$
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.