1 . 已知函数
的零点是
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50a7e8aab77db17d127e967315ba801d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/403f5fbebca06b4cca02264e7917876d.png)
A.![]() | B.![]() | C.![]() | D.2 |
您最近一年使用:0次
2 . 函数
满足
(
为自然数的底数),且当
时,都有
(
为
的导数),则下列判断正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dbbc10088eb721197b5d0d1292193f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a79d7f73b6128650bf7aed538260c72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0dd5b3aee1d3d412e6da167ed5ab880.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
3 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b269dce1ae3396d2afc82a91dc6f97ba.png)
,若关于
的不等式
的解集为:
,且
,若
的极大值为
,极小值为
,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b269dce1ae3396d2afc82a91dc6f97ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb91f06ec1c03d2160a314f076b6ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21df980ecd3476c81145f4373a1f42c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e0a79002cbea96e7c134f2687b3f46d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae0f8520349250a31be6d58542ef2d9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
4 . 若关于
的不等式
在
上恒成立,则实数
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e58b6053fcf5d2f83ac335b0b405e027.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 已知函数
在
上有且只有一个零点,则实数
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d01544cced8c2c98bb3a00302c22b49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
2022-07-01更新
|
229次组卷
|
3卷引用:江西省上饶市六校2021-2022学年高二下学期期末联考数学(理)试题
6 . 已知定义在
上的函数
,其导函数为
.若
,且当
时,
,则不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd574d0f4ce3aaa484ae91b67aac9b2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b74d89854116e411c089d053df053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40d17b219bb3586966e12d821d3e2d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2df76a7a4b17e10f81f5a0def4534a3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 函数
的部分图象大致为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c56ec2258720b77cd82dc6510acc563b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知函数
的最小值为-1,则实数a=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44441ad1ba2b63bb9b3a5ee6efe1ebb4.png)
A.-1 | B.0 | C.1 | D.2 |
您最近一年使用:0次
解题方法
9 . 已知函数
在
上可导,其导函数为
,且对于任意
,
恒成立,则下列结论正确的是( )(
是自然对数的底数)
①
;②
;③
;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/604d4be927e22330147c4763c7aaa869.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f8a97305115e29473c220a0c9cf043.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4d53d529c03185f81781f0a2cdec370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a467646d8ed0f9c9f0661c7af4d066f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d231801cb82a5333f611d16baaa2a959.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3c02147b30fb8012bdf5ce1c04a9352.png)
A.①② | B.①④ | C.②③ | D.②④ |
您最近一年使用:0次
10 . 已知函数
,若函数
有三个零点,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdf0a116d2ff23810801cbf71f4e76fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/385bd976c2591924b12c15bb46beb589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2022-06-30更新
|
513次组卷
|
2卷引用:江西省赣州市2021-2022学年高二下学期期末考试数学(理)试题