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1 . 设等差数列
的前
项和为
,且满足
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3a2be522aee0a5b497eee5c1ac28740.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6176b35f2b161e8676650a1d4e2baedf.png)
A.![]() ![]() | B.![]() |
C.![]() ![]() ![]() | D.![]() ![]() ![]() ![]() |
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2021-01-18更新
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444次组卷
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2卷引用:内蒙古自治区呼和浩特市第二中学2023-2024学年高二下学期4月月考数学试题