It is currently 17 Nov 2018, 15:13
My Tests

Close

GMAT Club Daily Prep

Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track
Your Progress

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

x^2+y^2 = 0

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Intern
Intern
Joined: 18 Oct 2017
Posts: 5
Followers: 0

Kudos [?]: 0 [0], given: 0

x^2+y^2 = 0 [#permalink] New post 18 Oct 2017, 21:24
00:00

Question Stats:

60% (00:13) correct 40% (00:10) wrong based on 5 sessions
\(x^2 + y^2 = 0\)

Quantity A
Quantity B
x
0



(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The two quantities are equal.
(D) The relationship cannot be determined from the information given.
[Reveal] Spoiler: OA

Last edited by IlCreatore on 19 Oct 2017, 00:12, edited 4 times in total.
Renamed the topic and edited the question.
Senior Manager
Senior Manager
Joined: 20 May 2014
Posts: 282
Followers: 14

Kudos [?]: 49 [0], given: 220

CAT Tests
Re: Squares [#permalink] New post 18 Oct 2017, 22:42
san wrote:
x^2+y^2 = 0
Qty A: x Qty B:0


Please follow the rules when posting a question: rules-for-posting-please-read-this-before-posting-1083.html
1 KUDOS received
Senior Manager
Senior Manager
Joined: 20 May 2014
Posts: 282
Followers: 14

Kudos [?]: 49 [1] , given: 220

CAT Tests
Re: x^2+y^2 = 0 [#permalink] New post 18 Oct 2017, 22:45
1
This post received
KUDOS
san wrote:
x^2 + y^2 = 0

Quantity A
Quantity B
x
0



(A) The quantity in Column A is greater.
(B) The quantity in Column B is greater.
(C) The two quantities are equal.
(D) The relationship cannot be determined from the information given.


The square of a number is always non-negative, so 0 or positive.

So, we have that the sum of two non-negative values is 0, which is only possible if both numbers are 0.

x^2 = y^2 = 0;
x = y = 0.

Answer: C.
Re: x^2+y^2 = 0   [#permalink] 18 Oct 2017, 22:45
Display posts from previous: Sort by

x^2+y^2 = 0

  Question banks Downloads My Bookmarks Reviews Important topics  


cron

GRE Prep Club Forum Home| About| Terms and Conditions and Privacy Policy| GRE Prep Club Rules| Contact

Powered by phpBB © phpBB Group

Kindly note that the GRE® test is a registered trademark of the Educational Testing Service®, and this site has neither been reviewed nor endorsed by ETS®.