名校
解题方法
1 . 已知函数
.
(1)当
时,证明:
.
(2)若函数
,试问:函数
是否存在极小值?若存在,求出极小值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/101e3891ef8ae75f240e6081b9d0dc81.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b12f2ff24c52fded1dfd0f0b6940a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f88baa414c8b4a16a46234b7b1d874d.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55d85caf6029742b5c99994233f76e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
您最近一年使用:0次
2 . 已知
.
(1)求函数
的单调区间;
(2)若
,
有三个不同的零点,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67cc2b6b277ed09681b0a0316edf2ae8.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7db8f867196410e2828e2bbd3183b02d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd1017814e9883c21b17e43703a7272.png)
您最近一年使用:0次
3 . 已知函数
.
(1)求
的极值;
(2)若方程
有两个不相等的实数根,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7dd149d814c119803b96b22073bf6f3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbad4382b31ac0dadf89c137348364ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
4 . 已知函数
,
.
(1)当
时,求
的极值;
(2)当
时,
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03f7bc44601553dd5e49f2e599579db3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c76a90d726a3c67905ebac2381324275.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ffd1f6bd3686a07efa4086a02b96a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa18838a13fda4e45612c32cdf98b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
5 . 已知函数
,求函数的单调区间和极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/763a26bd57453be50eba31758b079eaa.png)
您最近一年使用:0次
6 . 已知函数
.
(1)当
时,求
的极值;
(2)若
恒成立,求实数
的取值范围;
(3)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b48e39514c9e9909e94fc5745355cfa.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58196b9e63ec00aa1119052b6de6ae12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6274961e116aff1637d4bc3ac4944ce5.png)
您最近一年使用:0次
2024-05-25更新
|
754次组卷
|
5卷引用:河北省邯郸市十校联考2023-2024学年高二下学期一调考试数学试题
名校
解题方法
7 . 已知函数
.
(1)求函数
的极值;
(2)若
对任意
恒成立,求
的最大整数值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a37e6263a389e0b898be95f11da4372.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf171ded47ca6f0346409a1fe1019f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
8 . 已知函数
.
(1)求函数
的极值;
(2)设
,若
时,
的最小值是2,求实数a的值(
是自然对数的底数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4aa8df0946c7e679c677c418faace78.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1352ddb96d1330c1a8f9667d459eeaba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3980c52927f12c114f3b291ad714d778.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
.
(1)若
,求
的单调区间和极值;
(2)若
在
和
上均为单调函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6ba5ca04bf9ad891bf636fe8f8000e6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abbd459e55bbcd421f97c54ea4f0b57b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae4a2b3998705e51dbade9ada0873b2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)求函数
的极值;
(2)若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8966c9adc4979859e83003441658a079.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a5b1de52f9a26f8b769371f1f895e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-03-29更新
|
548次组卷
|
2卷引用:河北省张家口市张北县第一中学等校2023-2024学年高二下学期3月阶段测试数学试卷(A)