Prove that

a^4 + b^4 + c^4>(a^2 * bc) + (b^2 * ac) + (c^2 * ab)

holds for all real numbers a, b, c.

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- June 24th 2010, 01:18 AMthe undertakerinequalities
Prove that

a^4 + b^4 + c^4__>__(a^2 * bc) + (b^2 * ac) + (c^2 * ab)

holds for all real numbers a, b, c. - June 27th 2010, 12:16 PMOpalg