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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
20 Dec 2021

Given information

Step-by-step explanation

Step 1.
Note that   is an irrational number.
Therefore, we cannot remember its decimal expansion.
There are many ways, one can define the number
The definition given in the book is
is a number such that
 
Alternatively, one can define as sum of a series
 
 

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