Answer
Let a = 1 , b = 0.9999999…
Work Step by Step
The decimal expansions of a and b do not agree, but $|1-0 . \overline{9}|<10^{-k}$ for all $k$ .
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 1 - Precalculus Review - 1.1 Real Numbers, Functions, and Graphs - Exercises - Page 10: 35
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