perplexus.info :: Just Math : Power inequality

Power inequality (Posted on 2005-03-15)

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(3): Can get close to 2

| Comment 11 of 18 |

(In reply to re(2): Can get close to 2 by Michael Cottle)

Michael,

Don't you agree with the solution posted by Richard ?

There's something missing yet ?

Posted by pcbouhid on 2005-03-17 12:29:35

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