解题方法
1 . 在数列
中,已知
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9ca4927266abab5f28255157274e168.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fba2bf47df4762624e678258e4cd96fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.2 | B.3 | C.4 | D.5 |
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2024-01-25更新
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620次组卷
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5卷引用:广西贵港市2023-2024学年高二上学期期末考试数学试卷