设数列
为等差数列,
为数列
的前
项和,若
,
,
,则
的最大值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ff89f122ab801090c0847b96d5cfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc0a194c7d91758d3d6a4fc35961fa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efe4c56130c9cfb727793aba760a4981.png)
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A.![]() |
B.![]() |
C.![]() |
D.![]() |
2021高三·全国·专题练习 查看更多[3]
(已下线)理科数学-押第6题 线性规划-备战2021年高考数学(理)临考题号押题(新课标Ⅲ卷)(已下线)文科数学-押第6题 线性规划-备战2021年高考数学(文)临考题号押题(新课标Ⅲ卷)(已下线)考点16 二元一次不等式(组)与简单的线性规划问题-备战2022年高考数学(文)一轮复习考点微专题
更新时间:2021-05-07 23:42:40
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【推荐1】设等差数列
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;②
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A.①② | B.①③ | C.②③ | D.①②③ |
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【推荐2】已知等差数列
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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类型 | 甲 | 乙 | 原料限额 |
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