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GMATJeff: Newbie | Next Rank: 10 Posts; Posts: 8; Joined: Thu Sep 18, 2008 11:18 pm; Location: California

by GMATJeff » Sat Nov 29, 2008 4:43 pm

Can anyone provide an Explanation to this problem?

1. Is x^4 + y^4 > z^4?

(A) x^2 + y^2 > z^2
(B) x + y > z

The answer is E.

Thank You!

Source: Beat The GMAT — Data Sufficiency | Sat Nov 29, 2008 4:43 pm

cramya: Legendary Member; Posts: 2467; Joined: Thu Aug 28, 2008 6:14 pm; Thanked: 331 times; Followed by:11 members

by cramya » Sat Nov 29, 2008 5:05 pm

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