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GMAT Prep question (order#6)

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GMAT Prep question (order#6)

by Night reader » Fri Oct 22, 2010 9:33 pm
If ab ≠ 0, and points (-a, b) and (-b, a) are in the same quadrant of the xy-plane, is point (-x, y) in this same quadrant?

(1) xy > 0
(2) ax > 0


Please if possible, find and explain the solution.
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by Rahul@gurome » Fri Oct 22, 2010 10:13 pm
Night reader wrote:If ab ≠ 0, and points (-a, b) and (-b, a) are in the same quadrant of the xy-plane, is point (-x, y) in this same quadrant?

(1) xy > 0
(2) ax > 0


Please if possible, find and explain the solution.
Refer to this post : https://www.beatthegmat.com/quadrant-pro ... tml#310294
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