Difference between revisions of "2001 IMO Shortlist Problems/A6"
m (New page: == Problem == Prove that for all positive real numbers <math>a,b,c</math>, <center><math>\frac {a}{\sqrt {a^2 + 8bc}} + \frac {b}{\sqrt {b^2 + 8ca}} + \frac {c}{\sqrt {c^2 + 8ab}} \geq 1.<...) |
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Revision as of 18:17, 20 August 2008
Problem
Prove that for all positive real numbers ,
Solution
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