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a infinity of triplets satisfying the relation

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November 26, 2010
algebra unsolvedalgebra

Problem Statement

Prove that exists a infinity of triplets a,b,c∈Ra, b, c\in\mathbb{R} satisfying simultaneously the relations a+b+c=0a+b+c=0 and a4+b4+c4=50a^4+b^4+c^4=50.
Moldova National Math Olympiad 2010, 12th grade