Interesting short Inequality – math.stackexchange.com 12:09 Posted by Unknown No Comments This problem is from Romanian G.M. and although it is very short, it is also (I think) very hard. Let $x, y, z$ real non-negative numbers such that $x+y+z=3$. Prove that $$27 \leq ... from Hot Questions - Stack Exchange OnStackOverflow via Blogspot Share this Unknown
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