Cho a,b,c,m,n>0.CMR: $a^{m+n}+b^{m+n}+c^{m+n}\geq a^{m}b^{n}+b^{m}c^{n}+c^{m}a^{n}$
$a^{m+n}+b^{m+n}+c^{m+n}\geq a^{m}b^{n}+b^{m}c^{n}+c^{m}a^{n}$
Started By nguyentaitue2001, 07-04-2016 - 23:32
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