名校
1 . 抛物线
绕其顶点逆时针旋转
之后,得到抛物线
,其准线方程为
,则拋物线
的焦点坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c156c3b344e637b4f86404f2711940.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7f86c01dc112967f375c7fb116aa60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/856617a253b7e9349516cf591a184b83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
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名校
解题方法
2 . 椭圆
的左、右焦点分别为
为椭圆上第一象限内的一点,且
与
轴相交于点
,离心率
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ed463bf16c78a4bbb9d3acff922afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2fdf76b31f807b8f06ef830368a5e6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/234e7679481ec0d01c915b7fbb71891d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0b9446b82416dbd80040e8c210a7039.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知函数
,若不等式
的解集中有且仅有一个整数,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db0c0fb7d7810f3f95415e61621d07a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/556d16c3c54ea40009014996fef7644a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 已知函数
.
(1)当
时,求函数
的单调区间;
(2)若
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f366b050b2540d96526f1b47bac7f7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6422b9c2e93a91fe9e39ce4d9dabb0fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aabfa1a31424c502f92f5cf0ad6ec8a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
解题方法
5 . 已知函数
的极值点为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd328b299019b8427c74c39bac0235a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdbc03249f9d6d092d0e4fa59fc65ad0.png)
A.![]() | B.2 | C.![]() | D.1 |
您最近一年使用:0次
名校
6 . 已知
,
,
是自然对数的底数.
(1)当
时,求函数
的极值;
(2)若关于
的方程
有两个不等实根,求
的取值范围;
(3)当
时,若满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20a21999ea818acdfb48d3641f70d3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0369099d128586f54e7d566a5cdc5686.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbdc729607cf42c430488ff4bd2cd4f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fecfe7cc8dc611725c443293a3c2f377.png)
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今日更新
|
326次组卷
|
3卷引用:上海市格致中学2024届高三下学期三模数学试卷
解题方法
7 . 设
,则对任意实数
,则
是
的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eba7c05a0dc7f162fb73b17101bfe6fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfa38a1bd5bc252a8578b23737d0d46a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0929250c9250852da75fdc5d207d5f4.png)
A.必要而不充分条件 | B.充分而不必要条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
8 . 已知椭圆
的离心率为
,双曲线
的离心率为
,两曲线有公共焦点
是椭圆与双曲线的一个公共点,
,以下结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e12b87e68fdafcb4aee674e8fb754bb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33558881906c228c262ff8024dcfc4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb7d9de295a3ba97397c1b8e6664690.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33a99190a8fd29c36d5a002e3197cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ed463bf16c78a4bbb9d3acff922afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7affd8a277498fd39b4a2a95d649f45.png)
A.![]() |
B.![]() |
C.![]() |
D.若![]() ![]() |
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9 . 已知函数
.
(1)讨论函数的单调性;
(2)若对任意的
,使
恒成立,则实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a6db35fdf2545b8cf8c0e259f2d419f.png)
(1)讨论函数的单调性;
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa0252d0e1f600ad566a19f22f47c114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2a7c2c68ff0f4fc26f278b6a739b0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
10 . 已知
,则这三个数的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9f240e910ccd1551938f51e76e7757.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
昨日更新
|
1569次组卷
|
4卷引用:江西省萍乡市2024届高三二模考试数学试卷