Mathematics, 20.09.2019 23:20 shawny9979
Provide a beautiful proof of the following claim: the square of a rational number is a rational number.
Answers: 2
is a rational number if it is a number of the form 
where 
are integers and 
. To prove this result about rational numbers you can consider a rational number 
. Then, the square of 
satisfies the definition of a rational numbers. 
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Provide a beautiful proof of the following claim: the square of a rational number is a rational num...
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