名校
1 . 在处理多元不等式的最值时,我们常用构造切线的方法来求解.例如:曲线
在
处的切线方程为
,且
,若已知
,则
,取等条件为
,所以
的最小值为3.已知函数
,若数列
满足
,且
,则数列
的前10项和的最大值为___________ ;若数列
满足
,且
,则数列
的前100项和的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ccbf79da6ad7e3709d6fa72efb756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0e212cdbfba6610bc55df2c1a737407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69bf4686e4b23ff0a14ebeef826baf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d95c90e96f834ecebf4c9e131302144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b50577c3072777214887bab40be8e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/284a20f4ff113189c2b77ac503cbed57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fcb8fe389fc3f2f8c82e6ff04c89bec.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9186b7e1edbc3a4a03828159dc78b9da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ef2c68eca886c8f5543782b86e79ac6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7f37c589447bba4e81b0fa9b7cd15e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/730f650aa06ea3951441a726c44e2d02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2abdec06ffe44c0b96f0b3b90deaea8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473f0d6e8af69147d18ec37217df37be.png)
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5卷引用:山西省朔州市怀仁市第一中学2023届高三三模数学试题
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