$A = \frac{x}{x+\sqrt{3x+yz}}+\frac{y}{y+\sqrt{3y+zx}}+\frac{z}{z+\sqrt{3z+xy}}$
Edited by TRUNGKIEN1997, 20-07-2012 - 17:48.
Edited by TRUNGKIEN1997, 20-07-2012 - 17:48.
- tkvn 97-
Edited by Higgs 4 07 2012, 20-07-2012 - 17:49.
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