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If ab is not equal to 0, in what quadrant of the coordinate 16 Jun 2006, 09:45
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If ab is not equal to 0, in what quadrant of the coordinate system below does point (a,b) lie?

1. (b,a) lies in quadrant IV.
2. (a,-b) lies in quadrant III.

Regards,
Brajesh



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If ab is not equal to 0, in what quadrant of the coordinate 16 Jun 2006, 10:14
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This is my first posting :-D

answer D
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If ab is not equal to 0, in what quadrant of the coordinate 16 Jun 2006, 10:18
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fireboll
This is my first posting :-D

answer D
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Welcome Fireboll :m16 :)

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Brajesh
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If ab is not equal to 0, in what quadrant of the coordinate 16 Jun 2006, 10:54
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Agree with D

Both statements indicate that A is negative and B is positive.
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If ab is not equal to 0, in what quadrant of the coordinate 16 Jun 2006, 12:57
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Guys, I am confused. I was thinking that the co-ordinate system given MAY NOT be the real co-ordinate system. So +ve and -ve directions can be on any side. If this is true then C otherwise D.
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If ab is not equal to 0, in what quadrant of the coordinate 11 Feb 2019, 08:28
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Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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