解题方法
1 . 设集合
,
,现有下面三个结论:
①
;②
;③
.
其中,正确的结论的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c80f2d413897a5ae099b827855ab6f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7dea2ad81488636eb73877050af10b0.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287202792953b0d41c7f53fc3a57db99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cef7a4acd6091f0e1e2bf645e717b83d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
其中,正确的结论的个数为( )
A.0 | B.1 | C.2 | D.3 |
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2 . 设集合
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8a2e90f59dd9b5784a0a7720a522c0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cf709b155bb923f5de4c0504c7077eb.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
.
(1)若关于
的不等式
的解集为
,求
的值;
(2)已知
,当
时,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08f82baae5f1b71fba5e0deb1dccb658.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d21dc3246c34e71ba0eec0b9e1f93d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d58a2f286c59542d9543a90bfe3193d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1591d4244dcf5539a4ae98f554e91e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4155f50ee12cf606447012b5602caa90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-12-06更新
|
1261次组卷
|
4卷引用:新疆乌鲁木齐市新疆农大附中2022-2023学年高一上学期期末数学试题
新疆乌鲁木齐市新疆农大附中2022-2023学年高一上学期期末数学试题(已下线)模块六 专题5 全真拔高模拟1 期末研习室高一人教A(已下线)第06讲:指数运算和指数函数-《考点·题型·难点》期末高效复习河北省石家庄市辛集市2023-2024学年高一上学期期末数学试题
4 . 已知集合
,
(
为常数,
),则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/091b237d4ec573d3ca34280ae22e9ea2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43896452874ccafc67eda7279029882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a10c60294998759cac5dcb507e5b01c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
5 . 写出一个同时具有下列性质①②③的函数
的解析式:______
①
;
②
为增函数;
③
的值域为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/814445ae55e7426277e0f6888603ab34.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
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解题方法
6 . 已知函数
,若
,且
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca373e810d5fd2dc1836e2b673b5754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4327981ee77ce2410862f46619f94dc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afdd3af722d604d629a38f3cc30da59f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
7 . (多选题)下列命题中的真命题是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-02-15更新
|
293次组卷
|
3卷引用:新疆哈密市第八中学2022-2023学年高一上学期期末考试数学试题
解题方法
8 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7177d12f19471684343d64f040c6c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-02-11更新
|
261次组卷
|
2卷引用:广东省茂名市五校联盟2022-2023学年高一上学期期末联考数学试题
9 . 已知函数
,
.
(1)若
,关于x的不等式
的解集为
,求
,
的值;
(2)当
时,
恒成立,求实数
的取值范围;
(3)定义:在闭区间
的长度为
,若对于任意长度为1的闭区间D,
,使得
,求正数
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd670f679806b73a08b5bfc3086d7a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98aff23e80a3538462c08dca1b8b0d39.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35ad707d73bb7af2068dd5f520af451e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc065b387e997b3fac52829f19c9ad99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)定义:在闭区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5867ef0ab39aa628041fb809e1c2bea7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93c54705d32dc6820f1a90eec2225dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7f50e17e156a680d292939071360dd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfafbba0202ea44cd2ddb4cd995ad86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
10 . 下列函数中,最小值为
的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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