名校
1 . 设集合
,
.
(1)若
,求
;
(2)若
,求实数
的取值范围;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40a47ac7387a3cecad68485a1c1c26b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21069c7dad6176902089271ee008697a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4afabfd5b4885311f8d9a4bcf791b71.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eb171e17bd57652ac5812da5a823dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc887a6c34c3e2f859e6a59a9ed4cac7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
2 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ace9f4f48632fc28fbf514ae9db074.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c62ba9a9b1734e9a71145407edbf55c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b624d88827e92e12bc0a8f1067cbe72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
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2023-03-04更新
|
162次组卷
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2卷引用:安徽省安庆市2022-2023学年高一上学期期末数学试题
名校
3 . 已知函数
,其中
.
(1)若对任意实数
,恒有
,求
的取值范围;
(2)是否存在实数
,使得
且
?若存在,则求
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3704a7c7e1379b5bf52179bae73c4bba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
(1)若对任意实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16014834857c7ad49afc420095b5239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be36da99d3b4a05136bab17c7a06cfb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd9c7b79ddf81c7c82487304be0de06c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88e31b4a17d546078edb941778eaa5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
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2023-02-23更新
|
173次组卷
|
4卷引用:安徽省名校2022-2023学年高一下学期开学考试数学试题(B卷)
安徽省名校2022-2023学年高一下学期开学考试数学试题(B卷) 安徽省名校2022-2023学年高一下学期开学考试数学试题(A卷)安徽省名校2022-2023学年高一下学期开学考试数学试题(C卷)(已下线)第07讲 第三章 函数的概念与性质章末重点题型大总结(3)-【帮课堂】
解题方法
4 . 已知函数
有两个零点
,且
的倒数和为
.
(1)求不等式
的解集
;
(2)已知集合
或
.若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0e1aaa790aa72c1aa4294514c2045ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/459c84c9addfbd1cdd0a877ba7c584e4.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc9ede2e55724383dd1093fc7fcdb59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad36a7b7854d5dc474bb19f9af428de4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87dc5c564e4cf043825e5eff15d89d2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beb2f0a5206e2f02c44558d0d9835bd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
5 . 已知集合
.
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249dca9942fa97aed28b08042910c632.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
6 . 解下列关于
的不等式:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0740a2f39133546617428e76eb3c3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd0740a2f39133546617428e76eb3c3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12120a605993901f6c494cb011cae076.png)
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2023-01-11更新
|
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2卷引用:安徽省宣城市第二中学2022-2023学年高一上学期第一次月考数学试题
名校
7 . 已知
.
(1)当
时,求不等式
的解集;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9c150e28fa46520c2caccb64e853bc9.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddcbd2cdc4a932ff726a84fdda4f796a.png)
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2023-01-07更新
|
378次组卷
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5卷引用:安徽省阜阳市阜南第二中学2022-2023学年高一上学期10月月考数学试题
名校
解题方法
8 . 已知集合
.
(1)求
;
(2)若集合
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287eb02badacb686ed78235c469b5834.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e36107591b80216ded064f86af687b43.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf8a0865a6749bc058c0a783bb4703d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-01-06更新
|
336次组卷
|
5卷引用:安徽省阜阳市阜南县2022-2023学年高一下学期开学考试数学试题
9 . 已知集合
,
.
(1)当
时,判断命题
:
的真假,并说明理由;
(2)若
时,
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/478482eafa7392f362898fe3839d95ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc953973841f47f065cc75087c1f3f8b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69f34be19507f1d7b9358695f7dc6506.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f145a96933748fe6574e9c2af95da26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da75a02173c2a5eb40f4c68d0f4f36.png)
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名校
解题方法
10 . 如图,已知全集
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c70865196275ec9151b1b28487031ed5.png)
或
.
![](https://img.xkw.com/dksih/QBM/2022/12/16/3132239310569472/3132866931630080/STEM/c00df82476a64b1f8936b93031ba9c63.png?resizew=203)
(1)集合C表示图中阴影区域对应的集合,求出集合C;
(2)若集合
,且
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa26ede4564b80c035c146272384bf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c70865196275ec9151b1b28487031ed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c9ec26fd8a38aac8913cfc09a986b1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61b700dc51dce8dd6f00d1d1905672d9.png)
![](https://img.xkw.com/dksih/QBM/2022/12/16/3132239310569472/3132866931630080/STEM/c00df82476a64b1f8936b93031ba9c63.png?resizew=203)
(1)集合C表示图中阴影区域对应的集合,求出集合C;
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd0cf93a324a5016e70fbedec4ed79b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c536e175028b6905e96196834e52a68.png)
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2022-12-17更新
|
351次组卷
|
2卷引用:安徽省江南十校2022-2023学年高一上学期12月分科诊断摸底联考数学试题