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Is x > 0? (1) x^2 > 0 (2) |x| > 0

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Is x > 0? (1) x^2 > 0 (2) |x| > 0  [#permalink]

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New post Updated on: 31 Oct 2018, 22:10
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1
00:00
A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

82% (00:34) correct 18% (00:35) wrong based on 104 sessions

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Originally posted by carcass on 31 Oct 2018, 10:41.
Last edited by Bunuel on 31 Oct 2018, 22:10, edited 1 time in total.
Renamed the topic, edited the question and the tags.
VP
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WE: Supply Chain Management (Energy and Utilities)
Re: Is x > 0? (1) x^2 > 0 (2) |x| > 0  [#permalink]

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New post 31 Oct 2018, 10:50
1
1
carcass wrote:
Is \(x > 0\)?

(1) \(x^2>0\)
(2) \(| x | > 0\)



St1:- Interval of x: x<0 or x>0

Insufficient.

St2:- Interval of x: x<0 or x>0
Insufficient

Combined:- Interval of x: x<0 or x>0
Insufficient.

Ans. (E)
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Re: Is x > 0? (1) x^2 > 0 (2) |x| > 0  [#permalink]

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New post 11 Jun 2019, 02:49
why is statement 2 not sufficient ?
Doesnt it mean that mod of x = +ve ?
>0
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Re: Is x > 0? (1) x^2 > 0 (2) |x| > 0  [#permalink]

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New post 11 Jun 2019, 04:42
1
hsn81960 wrote:
why is statement 2 not sufficient ?
Doesnt it mean that mod of x = +ve ?
>0


1) x=5 , |x|=5 or |x|>0
2) x=-5 , |x|=-(-5)=5 or |x|>0
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PKN

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Re: Is x > 0? (1) x^2 > 0 (2) |x| > 0   [#permalink] 11 Jun 2019, 04:42
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