Thinking Mathematically (6th Edition)

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

Chapter 1 - Problem Solving and Critical Thinking - 1.1 Inductive and Deductive Reasoning - Exercise Set 1.1: 23

Answer

$\frac{1}{81}$

Work Step by Step

$\frac{1}{1}$, $\frac{1}{3}$, $\frac{1}{9}$, $\frac{1}{27}$ Every next fraction's denominator is obtained by multiplying 3 in previous fractions denominator So next fraction $\frac{1}{27 * 3}$ = $\frac{1}{81}$
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