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Power inequality (Posted on 2005-03-15) Difficulty: 3 of 5
Prove that for all positive x, y, and z,

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

See The Solution Submitted by e.g.    
Rating: 3.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re(2): Can get close to 2 | Comment 9 of 18 |
(In reply to re: Can get close to 2 by pcbouhid)

It don't always pay to put your money where your math is. :)

We still haven't solved the problem......
Edited on March 16, 2005, 9:31 pm
  Posted by Michael Cottle on 2005-03-16 21:30:11

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