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In: Advanced Math

Prove that {??+?:?,?∈?} is dense in ? if and only if  r is an irrational number.

Prove that {??+?:?,?∈?} is dense in ? if and only if  r is an irrational number.

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Prove that {??+?:?,?∈?} is dense in ? if and only if  r is an irrational number.
Prove that {??+?:?,?∈?} is dense in ? if and only if  r is an irrational number.
Prove that {??+?:?,?∈?} is dense in ? if and only if  r is an irrational number.
Prove that {??+?:?,?∈?} is dense in ? if and only if  r is an irrational number.
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