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: 1

Answer

$23$

Work Step by Step

The expanded form of $43_{\text{five}}$ is: $=(4 \times 5^1) + (3 \times 1) \\=(4\times5) + 3 \\=20 + 3 \\=23$
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