已知数列 {an} 满足 4Sn=(an+3)(an−1) ，且 an>0 ._刷题宝

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已知数列 {an} 满足 4Sn=(an+3)(an−1) ，且 an>0 .

上一题下一题 0.0难度选择题更新时间:2019-08-16 04:41:04

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