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Author: nttz

[数列] 求一道递推数列

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 Author| nttz Posted 2024-8-16 11:11
战巡 发表于 2024-8-16 10:29
这还要问???你把第二条化简了以后跟第一条逐个比对系数建立方程组,然后消元啊 ...
$r a_{n+1}a_{n}+s a_{n+1}-p a_{n}-q=0$
$r a_{n+1}a_{n}+s a_{n+1}-(kr+p')a_{n}-ks+p'k=0$
整个比对么?不知道比对系数如何出现k的p‘的平方

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战巡 Posted 2024-8-16 11:44
nttz 发表于 2024-8-16 11:11
$r a_{n+1}a_{n}+s a_{n+1}-p a_{n}-q=0$
$r a_{n+1}a_{n}+s a_{n+1}-(kr+p')a_{n}-ks+p'k=0$
整个比对么 ...
我真服了,看人说话都只看一半的么????

消!元!啊!

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