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Is \(n\) an integer?
(1) \(n^2\) is an integer.
(2) \(n\) is an integer.
[spoiler]OA=B[/spoiler]
Source: Official Guide
(1) \(n^2\) is an integer.
(2) \(n\) is an integer.
[spoiler]OA=B[/spoiler]
Source: Official Guide
