1 . 已知函数
,
,若存在实数
使
在
上有2个零点,则
的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7fceb2c73d92d7c3abfc70f9bde2b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7ce9120a714c2fb1f2bded90416be4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b7c2420c387be8882df4359ac10b86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30e62a68c0dfbfdda7bee162408768ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
今日更新
|
281次组卷
|
5卷引用:上海市川沙中学2023-2024学年高二下学期期中考试数学试题
上海市川沙中学2023-2024学年高二下学期期中考试数学试题(已下线)专题05导数及其应用--高二期末考点大串讲(沪教版2020选修)(已下线)专题05导数及其应用全章复习攻略--高二期末考点大串讲(沪教版2020选修)辽宁省沈阳市东北育才学校2023-2024学年高二实验部下学期阶段检测二(6月)数学试题(已下线)专题10 函数的零点问题(一题多变)
名校
2 . 设
、
分别是定义在
上的奇函数和偶函数,当
时,
,且
,则不等
的解集是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da3a6d011679952771607b3a166676b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3cdfc66baa0517a28a292a86013d813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7e4de3e5b7762dd916edcd1c3b3a7fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062c1503896547590e1061f6b3227758.png)
您最近一年使用:0次
名校
解题方法
3 . 求函数
在
上的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7925554bc24a1c867d39672f4e655448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
您最近一年使用:0次
名校
4 . 设
,随机变量
的分布是:
则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b65e3d26c652da6a86da2dd1010f040.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![]() | 1 | 2 | 4 |
![]() | ![]() | ![]() | ![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf3baba074e8aeb6f3ea117865bbd1b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 已知
、
是双曲线
的两点,
的中点
的坐标为
.
(1)求直线
的方程;
(2)求
两点间距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0017262e45089093f70001cae2c60257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ce2830528c2ea6b5d4df0c77644e33.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
您最近一年使用:0次
名校
解题方法
6 . 设双曲线
的左、右焦点为
、
,点
是
上一点,满足
,则
的面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1983309686915252c4efc8e4455b9d96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d124b231bf2cd3746f35e6c68cd7178f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
您最近一年使用:0次
名校
7 . 为了研究
关于
的线性相关关系,收集了5组样本数据(见表):若已求得一元线性回归方程
,则下列选项中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8498919ac0cc8a16477beaafec83c10d.png)
1 | 2 | 3 | 4 | 5 | |
0.5 | 0.9 | 1 | 1.1 | 1.5 |
A.![]() |
B.去掉样本点![]() ![]() ![]() ![]() |
C.当![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
名校
8 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1756433c66dfecdc923053909302a56d.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2324ef92f0ace435b3d9e7b1f832c0be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1756433c66dfecdc923053909302a56d.png)
您最近一年使用:0次
9 . 若无论实数
取何值,直线
都经过一个定点,则该定点坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/831728f70a89ff98bf6fc75d581ace58.png)
您最近一年使用:0次
10 . 已知等差数列
的首项为1,前
项和为
,且
是3与
的等比中项.
(1)求数列
的通项公式:
(2)若
是数列
的前
项和,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb0f10a8a67a3b6c595745f9a82b45b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29ed246168b03ba97deedbd0c26d373.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba57c83d526ac308d1461e80fcca9f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
您最近一年使用:0次