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[数列] 老题,如何推广?

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力工 posted 2023-5-12 22:32 |Read mode
这是一道老题,能推广吗?
设$m,n$为正整数,且$m^2\geqslant n+1$,记$a_{mn}=\sqrt{m+\sqrt{n}},b_{mn}=\sqrt{m-\sqrt{n}},A_{mn}=a_{m1}+a_{m2}+\cdots +a_{mn}$,  $B_{mn}=b_{m1}+b_{m2}+\cdots +b_{mn}$,证明:$\frac{A_{mn}}{B_{mn}}$为常数。

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kuing posted 2023-5-12 22:46
看起来就是这题:forum.php?mod=redirect&goto=findpost& … d=8079&pid=40532 (16#)的一般情况?

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