名校
1 . 解关于x的不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21db785fe103426e854a350bbb97c101.png)
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解题方法
2 . 若对于任意实数
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f6329407c2aa204114d1e7d3c260f82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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3 . 已知
,
.
(1)求
的取值范围;
(2)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/334138e91cc3086a9aeb9dd752b6b4f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce586c00c05ec7a2498c8e55d5dfc979.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6f3c30a6691c86db14441bd51d777d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5fbef7f8c4a637803773647e17388b5.png)
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解题方法
4 . (1)已知
,求函数
的最大值,并求出此时x的值;
(2)已知
,且
,求
的最小值,并求出此时
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afeccf0358c02b53554a0f6d3dc33cbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ebaefefc8792c2615e29505c201e3b6.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69ee6696dee035519e1ba7fb78269830.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44ecae5f8753141cf8d274afb20a1907.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43895441ab985675e2facdedf18575dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
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23-24高一上·湖南·期中
解题方法
5 . 已知正数
,
满足
.
(1)求
的最大值;
(2)求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8587e770ea76947aa032d0ef44a63adf.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78d7009d4cbe7157d63ce50444443716.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
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名校
6 . 解关于
的不等式组:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5256dc24610a4793202c8780bae106.png)
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名校
7 . 解下列关于x的不等式.
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a8513f0e067b50c2bbb4232bc64614d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbc84fb4e033dc4ba4b7a55a068b1f5e.png)
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2023-11-15更新
|
212次组卷
|
3卷引用:北京市第十五中学2023-2024学年高一上学期期中考试数学试题
8 . 设
,
.
(1)求
的取值范围.
(2)求
的取值范围.
(3)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc55b8f7bb61922e032eef3df0cb665f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1e15e12ac5c62fdc8d8ac56676221d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b0113fd4c7d157757571f9a009e02af.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f2416d1f75a45a314331146550832e.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2122e3f1e76a635e58e4d54aa594c552.png)
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名校
9 . 已知二次函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dceed2e7a0a44f06934d0262b6bbfac1.png)
(1)求不等式
的解集;
(2)求函数
的单调增区间;
(3)若
,求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dceed2e7a0a44f06934d0262b6bbfac1.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b97ab84192e12bb292bc9fbd0b29fbee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
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解题方法
10 . (1)已知
,证明:
;
(2)已知
,试比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb7a64efbdfc9c63c81b829f0ca676de.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/541e2b075f78708474aa42d88bf47dd1.png)
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