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Is n an integer? (1) n^2 is an integer (2) \|n is an integer

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Manager
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Joined: 05 May 2005
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Is n an integer? (1) n^2 is an integer (2) \|n is an integer [#permalink] New post 23 Aug 2007, 17:54
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Is n an integer?

(1) n^2 is an integer

(2) \|n is an integer
VP
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Joined: 09 Jul 2007
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Re: Properties of numbers - DS [#permalink] New post 23 Aug 2007, 17:59
above720 wrote:
Is n an integer?

(1) n^2 is an integer

(2) \|n is an integer


I think (2) is not fully pasted,

1) N^2 is not suff. as N can be sqrt of any integer so not suff.
can u please put 2 as well
Re: Properties of numbers - DS   [#permalink] 23 Aug 2007, 17:59
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Is n an integer? (1) n^2 is an integer (2) \|n is an integer

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