BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

how to make this equation true??

This topic has expert replies
Post new topic Post Reply
Previous Topic Next Topic
Senior | Next Rank: 100 Posts
Posts: 73
Joined: Wed Jul 22, 2009 6:46 pm
Location: Buffalo

how to make this equation true??

by hongwang9703 » Fri Nov 06, 2009 4:22 pm
If |x| + |y| = -x - y and xy does not equal 0, which of the following must be true?

x + y > 0
x + y < 0
x - y > 0
x - y < 0
x2 - y2 > 0


|x| + |y| = -x - y im confused as what numbers satisfy this equation! plz assist!
i got utterly defeated by the gmat.
Top
Source: — Problem Solving |
Master | Next Rank: 500 Posts
Posts: 199
Joined: Sat Oct 24, 2009 4:43 pm
Thanked: 22 times
GMAT Score:710

by palvarez » Sat Nov 07, 2009 5:44 pm
Hey

I am seeing weird signs in ur question like â€"

Can you retype it, instead of cut n paste.
Top
Master | Next Rank: 500 Posts
Posts: 399
Joined: Wed Apr 15, 2009 3:48 am
Location: india
Thanked: 39 times

by xcusemeplz2009 » Sat Nov 07, 2009 7:11 pm
imo d
It does not matter how many times you get knocked down , but how many times you get up
Top
Newbie | Next Rank: 10 Posts
Posts: 1
Joined: Wed Nov 04, 2009 3:42 am
Location: Thailand

by Chayakan » Mon Nov 09, 2009 5:41 pm
IMO D

If X = -2 and Y = 2, then we will have
|-2| + |2| = -(-2) x 2
4 = 4

In choice D ... X x Y < 0 from abouve we also have (-2) x (2) < 0
Top
Senior | Next Rank: 100 Posts
Posts: 73
Joined: Wed Jul 22, 2009 6:46 pm
Location: Buffalo

by hongwang9703 » Tue Nov 10, 2009 6:16 pm
opz sorry about that here is the question

|X|+|y| = - X - Y and xy does not equal 0, which of the following must be true?

x + y > 0
x + y < 0
x - y > 0
x - y < 0
x2 - y2 > 0
i got utterly defeated by the gmat.
Top
Post new topic Post Reply
• Page 1 of 1