1 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa28e78b29c779fae5fdfe8b26bb7868.png)
A.![]() |
B.当![]() ![]() ![]() |
C.当![]() ![]() ![]() |
D.函数![]() ![]() ![]() |
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解题方法
2 . 已知函数
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f3f17d518b64b02204965065bf78aa.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7431b5fc32aa5a240ddd80b312ecd2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c92059b0ad66b09f24ed50da3f9d9032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f3f17d518b64b02204965065bf78aa.png)
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名校
解题方法
3 . 设函数
的定义域为R,
为奇函数,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545931b962cf570712d04888b57093f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e79070b45fe7c6e6485f164b8be18c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3卷引用:江苏省南通市2024届高三第一次调研测试数学试题
4 . 已知函数
及其导函数
的定义域均为
,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44b191c9ecf1549bac59de5e18a25e78.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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1437次组卷
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7卷引用:江苏省南通市2024届高三第一次调研测试数学试题
江苏省南通市2024届高三第一次调研测试数学试题(已下线)5.3.1函数的单调性 第三练 能力提升拔高(已下线)6.2.1导数与函数的单调性(分层练习,5大题型)-2023-2024学年高二数学同步精品课堂(人教B版2019选择性必修第三册)(已下线)重难点2-3 原函数与导函数混合构造(10题型+满分技巧+限时检测)-1(已下线)重难点2-1 指对幂比较大小(8题型+满分技巧+限时检测)山东省威海市乳山市银滩高级中学2023-2024学年高二下学期3月月考数学试题(已下线)专题06利用导数研究函数单调性的8种常考题型归类【好题汇编】-备战2023-2024学年高二数学下学期期末真题分类汇编(北师大版2019选择性必修第二册)
名校
解题方法
5 . 已知函数
.
(1)判断
在
上的单调性,并证明;
(2)若
,且
,
,
都为正数,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b639ac9599358d08bd6e1c389ceb4.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5087c6cffc4d06a642c80266779bc1ab.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583ba1df9316494e286f550b2a35d31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450398974b1561ca801e102e16df6789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35bb9ae14a9495733d41f701b674a7f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38308e27660bfabc1ae926615e05451d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff80ea83b3eed82989727032891f16fd.png)
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6 . 已知
,下列命题正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844293e32385432ca4dfb70e9f168bde.png)
A.命题“![]() ![]() ![]() ![]() |
B.若命题“![]() ![]() ![]() |
C.“![]() ![]() |
D.若命题“![]() ![]() ![]() |
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名校
7 . 已知函数图象如图所示,则下列函数中符合此图象的为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/13/2a22950e-b55c-4f48-b0cc-8d3c292349dc.png?resizew=165)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
8 . 已知函数
(
且
)在
上的最大值与最小值之积等于8,设函数
.
(1)求
的值,并证明
为奇函数;
(2)若不等式
对
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da53929a8f67b9aa3827fdbd73ebd265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9210e75c35fb455d0446eb7ddba7d79c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8342c9b303bb5eba7e4b77339684a00.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1847254a526f76b141c86405dd402e84.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e5656e55f9a0c1658f0c8983894553f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5fe274cfc8da2dacfb65801f344ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
解题方法
9 . 已知定义域为
的奇函数
,当
时,
,若当
时,
的最大值为
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b86fbc2f3c2266ec5f1ca25d7d4af9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6124e81a27de9296a6f25441d74c63b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78fd95f89dec2d373fa57f02acd739f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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10 . 设
为实数,函数
和
.
(1)若函数
在区间
上存在零点,求
的取值范围;
(2)设
,若存在
,使得
,则称
和
“零点贴近”.当
时,函数
与
“零点贴近”,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8b024f9c7f405363117c248ff84a67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ddc4306abe3a4338a5ec79b3a94d6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0722499bd84b19aaa03e01d609f6b8c5.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11fb7a7299354642cfd8e8bb3eed5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b37d8888a776ebf75fae979f35cafb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac944968625853364eb2c655fcb78ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89e593828316139a54019e352dec883f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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