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问题及解答

设 $a,b,c$ 都是正数, 求 $\lim\limits_{n\rightarrow+\infty}(a^n+b^n+c^n)^{\frac{1}{n}}$.

Posted by haifeng on 2019-11-05 00:07:30 last update 2019-11-05 00:07:30 | Edit | Answers (0)

设 $a,b,c$ 都是正数, 求

\[\lim_{n\rightarrow+\infty}(a^n+b^n+c^n)^{\frac{1}{n}}.\]