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[不等式] 一个猜想不等式

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lemondian posted 2025-1-2 21:23 |Read mode
Last edited by hbghlyj 2025-3-21 00:20猜想:已知$a_i(i=1,2,\cdots ,n)$是正实数,$k\geqslant 2,k\inN,$且
$\prod_{i=1}^na_i(\sum_{i=1}^n\frac{1}{a_i})=n$,则$\prod_{i=1}^n(1+a_i^k)\geqslant 2^n$。

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1+1=? posted 2025-3-26 09:14 from mobile
容易证明n等于三的情况
1+1=2吗?

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