A. Prove that for any two real numbers a and b, |{R \{ a }|=|{R} \ { b }|.
Question: A. Prove that for any two real numbers a and b, \(|\mathbb{R}\backslash \left\{ a \right\}|=|\mathbb{R}\backslash \left\{ b \right\}|\).
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Solution: The solution consists of 1 page
Solution Format: Word Document![](/images/msword.png)
Solution Format: Word Document
![](/images/msword.png)