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# Does x = y?

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Senior DS Moderator
Joined: 27 Oct 2017
Posts: 1195
Location: India
GPA: 3.64
WE: Business Development (Energy and Utilities)

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01 Nov 2018, 07:10
00:00

Difficulty:

15% (low)

Question Stats:

84% (00:32) correct 16% (00:47) wrong based on 38 sessions

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Does x = y?
(1) | x |=| y |
(2) $$x^2 = y^2$$

_________________
Senior PS Moderator
Status: It always seems impossible until it's done.
Joined: 16 Sep 2016
Posts: 656
Re: Does x = y?  [#permalink]

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01 Nov 2018, 07:23
gmatbusters wrote:
Does x = y?
(1) | x |=| y |
(2) $$x^2 = y^2$$

St (1) For x = 2 and y = -2 also , | x | = | y | Hence it is not sufficient.

St (2) Similar to St (1) , St (2) holds true for x = 2 and y = -2 as well as x = 2 and y = 2... Hence not sufficient.

St (1) + St (2) combined gives no additional information.

Hence Option (E) is our choice.

Best,
_________________

Regards,

“Do. Or do not. There is no try.” - Yoda (The Empire Strikes Back)

Re: Does x = y? &nbs [#permalink] 01 Nov 2018, 07:23
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