在等差数列
中,
,当
取得最小值时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c2f03f58e3c85de45bd3fd86a8a66f7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9ad90e6f4d00a55f1238137352c806.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db972643b526f900659bb91648bc50ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c2f03f58e3c85de45bd3fd86a8a66f7.png)
21-22高三上·湖北黄石·期末 查看更多[4]
更新时间:2022-01-27 22:34:44
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【推荐2】已知
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名校
【推荐1】等差数列
中,若
,
为方程
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
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【推荐2】等差数列
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__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
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