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Is p^2 an even integer?

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Math Expert
Joined: 02 Sep 2009
Posts: 50001
Is p^2 an even integer?  [#permalink]

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20 Apr 2017, 23:50
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Difficulty:

15% (low)

Question Stats:

97% (00:49) correct 3% (00:43) wrong based on 45 sessions

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Is p^2 an even integer?

(1) p is an even integer.
(2) √p is an even number.

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Joined: 02 Sep 2016
Posts: 697
Re: Is p^2 an even integer?  [#permalink]

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21 Apr 2017, 01:09
P^2 is an even integer or not.
In short, the question is asking is p an even integer or not.

Raising an even number to any power does not make it odd.

1) Sufficient
2) Sufficient. square root of an odd number cannot be even.

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Re: Is p^2 an even integer? &nbs [#permalink] 21 Apr 2017, 01:09
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