名校
1 . 已知函数
.
(1)若
,求
的取值范围;
(2)证明:若
有两个零点
,
,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df4df8dfa21aa179a98e59bfc7e7225.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)证明:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b725fdc8de9800f2692f6fea8585b1e9.png)
您最近一年使用:0次
名校
解题方法
2 . 已知函数
.
(1)求曲线
在
处的切线方程;
(2)设
,求函数
的最小值;
(3)若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70be58a0e4ed69e318e30d60e24da5e7.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c765461ae1a6c70f5cbdcb6c932a22b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25e93df64a25715a7b6aed55b0e5ad54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-05-06更新
|
1434次组卷
|
2卷引用:北京市东城区2023-2024学年高三下学期综合练习(一)(一模)数学试题
名校
3 . 已知函数
.
(1)当
时,求函数
的零点个数;
(2)当
时,若对任意
都有
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/801c03a2ade041dca21992d1adc72106.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/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97ab84192e12bb292bc9fbd0b29fbee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27437759cff6002c63762eb4bbae0cac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-04-17更新
|
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2卷引用:北京市丰台区第二中学2023-2024学年高二下学期3月月考数学试题
名校
解题方法
4 . 已知函数
,
,其中
.
(1)求证:对任意的
,总有
恒成立;
(2)求函数
在区间
上的最小值;
(3)当
时,求证:函数
在区间
上存在极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/130b8926cff572a37d8dc9c95ed5d1cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7fc847cb264db5feac48c70cd20ab4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)求证:对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8559250e7a91f36fe7a8ec6ce6a1550f.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7754cc9374c8193dadb6875fb8a3fefb.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ac9eb4f13a6ec140f7050e8d7dde52c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa662f0273f0921c1fa4727f632395.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
您最近一年使用:0次
名校
5 . 已知函数
.
(1)讨论
的单调性;
(2)若关于
的不等式
无整数解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf7c398aedc8bfcd1fa491bf0c7be916.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf562131c286ce5d63cd661cd17fe17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-04-09更新
|
1372次组卷
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2卷引用:北京市朝阳区2024届高三下学期质量检测一数学试题
6 . 已知函数
.
(1)求函数
在点
处的切线方程;
(2)若对于任意
,都有
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/779050e4d0ddc1dbdd66631551295f5e.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1591d4244dcf5539a4ae98f554e91e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fde0e1a00dff7250f5d109ef21813e32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-04-05更新
|
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4卷引用:信息必刷卷02(北京专用)
(已下线)信息必刷卷02(北京专用)2024年河南省普通高中毕业班高考适应性测试数学试题广东省东莞市众美中学2023-2024学年高二下学期3月月考数学试卷(已下线)2023-2024学年高二下学期期中复习解答题压轴题十七大题型专练(1)
7 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)若
,讨论函数
的单调性;
(3)当
时,
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40b07935f79d9be97387e21b03669683.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9f8845aa2b51c460f2d798c9f62fa3.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27f27cbb8185c1974d715ff95f8801c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
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2024-04-05更新
|
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4卷引用:北京市顺义区第一中学2024届高三下学期3月月考数学试题
北京市顺义区第一中学2024届高三下学期3月月考数学试题河北省保定市唐县第一中学2023-2024学年高二下学期3月月考数学试题福建省长乐第一中学2023-2024学年高二下学期第一次月考(3月)数学试卷(已下线)2023-2024学年高二下学期期中复习解答题压轴题十七大题型专练(1)
名校
解题方法
8 . 已知函数
,若
恒成立,则实数a的取值范围是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca1880704d11fe006b790f3038ada3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
您最近一年使用:0次
名校
9 . 对于函数
,给出下列四个结论:
①
是奇函数;
②方程
有且仅有1个实数根;
③
在
上是增函数;
④如果对任意
,都有
,那么
的最大值为2.
其中正确结论的序号为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707dd66e0d6f8c33c6e05b4555f12c31.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
②方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/becd598a11b876d858728161a7a09705.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
④如果对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8800c695cb799480fe1eb3859868e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
其中正确结论的序号为
您最近一年使用:0次
10 . 已知函数
.
(1)求
的图象在点
处的切线方程;
(2)讨论
的单调区间;
(3)若对任意
,都有
,求
的最大值.(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8b5d82ed0efa8911e809b3d4efcf43.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4921923069c4f38a0af1ff8637e35b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ab3930e8d3dfa66f4754178493f7a64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3caa37456ad465972bea16d93d02e1ee.png)
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2024-03-23更新
|
1212次组卷
|
5卷引用:北京市北师大附属实验中学2024届高三下学期3月零模数学试题