Let ABC be a triangle, AB=c, AC=b, BC=a,

x.y.z are three positive real numbers .

M is inside △ABC .

Prove that :

x.+y.MB.MC+z.MA.MC≥min(xbc+yac+zab)MA.MB

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- January 30th 2006, 03:19 AM #1

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- January 30th 2006, 08:31 AM #2

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