1 . 已知函数
在
上可导,且
,其导函数
满足
(当且仅当
时取等号),对于函数
,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51eb2613dda00677d447c986cac505bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304cd1737adc3d2d039887cd4f233e84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5023a1276431e599f9c82e378a144c8c.png)
A.函数![]() ![]() | B.![]() ![]() |
C.函数![]() | D.![]() |
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2023-08-20更新
|
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3卷引用:重庆市2024届高三上学期8月月度质量检测数学试题
2 . 已知函数
.
(1)若曲线
在点
处的切线与x轴平行,求a的值;
(2)求函数
的极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0259b3f30035291f325090facbce1.png)
(1)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150e8e4ca6aa729a72a6a17c36b8ebfe.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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名校
3 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68743bb072ee2bdc9572b9f82db2e727.png)
A.当![]() ![]() ![]() | B.若函数![]() ![]() ![]() ![]() |
C.函数![]() | D.函数![]() |
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解题方法
4 . 已知函数
.曲线
在
处的切线方程是
.
(1)求
的值;
(2)求
的极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a84c516dd4ca7bc6a5578157f44f304.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed14e0010e4468edc532afb4df1382a6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2023-08-07更新
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795次组卷
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5卷引用:重庆市部分学校2022-2023学年高二下学期5月联考数学试题
名校
解题方法
5 . 已知函数
,那么
的极大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/001e78028778683fe952e813624bb638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-07-27更新
|
984次组卷
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6卷引用:重庆市巴蜀中学校2024届高三上学期适应性月考(一)数学试题
重庆市巴蜀中学校2024届高三上学期适应性月考(一)数学试题重庆市第一中学校2024届高三上学期九月测试数学试题(已下线)第7课时 课中 极大值与极小值陕西省西安中学2024届高三上学期第二次月考理科数学试题(已下线)5.3.2&5.3.3 极大值与极小值、最大值与最小值(6大题型)-【题型分类归纳】2023-2024学年高二数学同步讲与练(苏教版2019选择性必修第一册)(已下线)5.3.2.1函数的极值——课后作业(基础版)
名校
6 . 已知函数
.
(1)设
为偶函数,当
时,
,求曲线
在点
处的切线方程;
(2)设
,求函数
的极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc873fc03e6e4d3c4ba02f8b1147b20.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a197a5e8d6dcbc086629e49b51870d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48befa5d90fafd8bfdb6c90fd241ebfb.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6785823721fb2e288b417ba2d617ef04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
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解题方法
7 . 已知
.
(1)若
,求
的极值;
(2)若
,
,
,且
,其中
,
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e122c7329920b109dfc31a515f8ce9.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c56e950ab080935c87103ae58973b1f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af8bb88c7df826a773c3013e32d07adb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b809246e1ba4e9f8cb251cffde332e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d191d6de821fbb06a51b5a20112db6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad5a523e020e21797c0f83c2b6772588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b9a9a57f5c1318e2d3cb29d8abf5c09.png)
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2023-07-04更新
|
381次组卷
|
2卷引用:重庆市西南大学附属中学校2022-2023学年高二下学期期末数学试题
8 . 已知函数
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5740683db4908b89394282ad7bc4e1af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5f7f23e7f20dd8bc65a4967cd306782.png)
A.当![]() ![]() ![]() ![]() |
B.当![]() ![]() |
C.当![]() ![]() |
D.若![]() ![]() ![]() |
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9 . 设函数
在
处取极值,
.
(1)求
的值;
(2)求
的极值,并写出
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a5e9de1e36482ddadda5ee867baf642.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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10 . 已知函数
.
(1)当
时,求函数
的极值;
(2)讨论函数
的零点个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff611d11658ae127d9fd61c6a027f832.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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