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is [(x^4) + (y^4)] > z^4?

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acethegmat
 Post subject: is [(x^4) + (y^4)] > z^4?
 Post Posted: Sun Nov 15, 2009 3:16 am 
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Students


Posts: 32
Is [(x^4) + (y^4)] > z^4 ?

1. (x^2) + (y^2) > z^2
2. x + y > z

Source - Gmat Prep
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pritesh.suvarna
 Post subject: Re: is [(x^4) + (y^4)] > z^4?
 Post Posted: Wed Dec 02, 2009 10:53 pm 
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Students


Posts: 8
IMO E
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RonPurewal
 Post subject: Re: is [(x^4) + (y^4)] > z^4?
 Post Posted: Sat Jan 09, 2010 3:49 am 
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ManhattanGMAT Staff


Posts: 6765
is-x-4-y-4-z-4-t4655.html

about 15 posts on that thread - it should have what you need. if you have any questions that aren't answered in that thread, post THERE (not here).
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