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1 . 求关于
的不等式的解集.
(1)
;
(2)
(
).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80a1e8b3adc36bdd7468737b5228edd8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f625adffe7a6ae3386d0297a7ed9d92c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
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2 . 下列不等式中,解集为
或
的不等式是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d68b799fff7844743371a82e3eb18801.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5806497d3b5ec15d89eef8202d54d7a0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-08-12更新
|
828次组卷
|
4卷引用:北京市第三十五中学2022-2023学年高一上学期期中数学试题
北京市第三十五中学2022-2023学年高一上学期期中数学试题广东省潮州市潮安区凤塘中学2024届高三上学期统测(一)数学试题天津市静海区第一中学2023-2024学年高一上学期10月学生学业能力调研数学试题(已下线)第03讲 第二章 一元二次函数、方程和不等式章节综合测试-【练透核心考点】
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3 . 已知全集
,集合
,
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/243235005aecbc835d86b23f10c112bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b750f0fb9a00977c417c7f573525795.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7026b721caf58b61b1daac10d7db2b.png)
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2023-08-06更新
|
391次组卷
|
2卷引用:北京市铁路第二中学2022-2023学年高一上学期期中考试数学试题
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4 . 不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38529a579341b57c9980ff73713c4a66.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() |
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5 . 已知集合
.
(1)求集合
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da9dcf6c319174c9ea2b1ceaed1649a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b5778afc6abe292e7f84403265d1db0.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0914b68f106a912420705b2f3928ca42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da9dcf6c319174c9ea2b1ceaed1649a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ee569a8ff677073ef2b7aaac3ce69f.png)
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6 . 求关于
的不等式解集.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d87a8b82fdbf9dce8b98c56348152c14.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/795c5af7327d6289f91eb859d2cae2c4.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ffb694021b52653de5141ae27ba6d0.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d87a8b82fdbf9dce8b98c56348152c14.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/795c5af7327d6289f91eb859d2cae2c4.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d752bb846aebef5c31cb7256952d46de.png)
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解题方法
7 . 已知函数
.
(1)若
为偶函数,求
;
(2)若命题“
,
”为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fda9a923a7a290d0a7d7eabc7d39b2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
(2)若命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ab75ba211fe2260ee3f0ee9d12064f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b817338735d4c23394d6601a7ea4ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
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