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1 . 解下列关于
的不等式(组)
(1)解不等式![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9944a94b80bd9c0ef3d83f20093561.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9944a94b80bd9c0ef3d83f20093561.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0687f17b54dfa59599619f056e175941.png)
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2 . 已知关于
的一元二次方程组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec9d65f2ecb3cd3e3c9dbefb3472a65.png)
(1)若方程组至少有一解,求
的取值范围;
(2)讨论方程组的解的情况并求解方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e647c14561826ba9e396acc5a3792c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d4f45fa516d26702bd57ff2209a9cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec9d65f2ecb3cd3e3c9dbefb3472a65.png)
(1)若方程组至少有一解,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)讨论方程组的解的情况并求解方程.
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3 . 已知
,
.
(1)若
,解关于
的不等式组
;
(2)若对任意
,都有
或
成立,求
的取值范围;
(3)在(2)的条件下,存在
,使得
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/223a0b1db7f48aa6e7d4a2a66dcb8786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff1d7f893fcc294b8e8f89b132cbe800.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/012133fbb9ffec19373c119748de3ebb.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eecb04a10139b28813d3d1fb55a1fa3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4399fefbfaa8cf9678cfcc1fe14cf29d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)在(2)的条件下,存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16139d5c75ad4498e5d8526679ad009e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c79891395ddbe2b31f3c91523176f7a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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4 . 化简求值,需要写出计算过程.
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bdf0108ea0fe0b2ccc66b3a8a5f2430.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb9b85997fa24a6cb39107082c40262.png)
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5 . 化简求值(需要写出计算过程).
(1)化简
并求值;
(2)计算:
.
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82d5a71f404e390599aecbcdc52015bf.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f952be0e921adb6730d65835562638cc.png)
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2023-11-07更新
|
885次组卷
|
3卷引用:山东省泰安市泰安英雄山中学2023-2024学年高一上学期期中学情检测数学试题
6 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e28c7ab2bfaf8e31633d19d5929e98c.png)
(1)解不等式
;
(2)若关于
的方程
在
上有两解,求
的取值范围:
(3)若函数
,其中
为奇函数,
为偶函数,若不等式
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e28c7ab2bfaf8e31633d19d5929e98c.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c518b3d58a796d8a5456b4dd73b46380.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a92ad96177b893b2f2060fd6b1bf8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be309ee083e0060769afa2a7062125fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc50f609440a36953561a88e8acfee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff55088f345dd9d3dd241d3bf3e2da8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ee49aedadda4e9494e7034ec55c7ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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7 . 已知方程组![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267ad467cfcbcc2dff5b77665f13a8e2.png)
(1)求证:方程组恰有一解;
(2)求证:以方程的解
为坐标的点在一条直线上;
(3)求
的最小值,并求此时a的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267ad467cfcbcc2dff5b77665f13a8e2.png)
(1)求证:方程组恰有一解;
(2)求证:以方程的解
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82a79a33a83a7ba57a34b5093d1d1d02.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dbd4d32dcc1445563887de5d3ab7fb7.png)
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2022高一·全国·专题练习
8 . 已知关于
的不等式组
.
(1)当
时,解此不等式组;
(2)若不等式组的解集中恰含三个奇数,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c9f9d8a68bef57a10ef003898f1842e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
(2)若不等式组的解集中恰含三个奇数,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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9 . 已知函数
.
(1)当
时,解不等式
;
(2)若关于
的方程
在区间
上恰有一个实数解,求
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab5c53352f3eafd25b5dbf4ee5bbbd6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f198f304b60422fb5065dcc742ab48a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6554ac3dff4a59833e407db887f6e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2022-12-10更新
|
419次组卷
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4卷引用:广东省普宁市勤建学校2022-2023学年高一上学期期中数学试题
10 . 已知函数
,![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/55577a54578740109898a2a275c0eb43.png)
(1)当
时,解不等式
;
(2)比较
的大小;
(3)解关于x的不等式
.
![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/67c5468625954bc1bf88c37b41a7f589.png)
![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/55577a54578740109898a2a275c0eb43.png)
(1)当
![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/a425bda2b0de47a48cf2d8aa9f2a0f78.png)
![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/fb44409f9b33435faf0c6a6363aa92f0.png)
(2)比较
![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/87a529f73e25447c9a4eaffb9674cea6.png)
(3)解关于x的不等式
![](https://img.xkw.com/dksih/QBM/2015/12/16/1572367510913024/1572367516229632/STEM/fb44409f9b33435faf0c6a6363aa92f0.png)
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2016-12-03更新
|
636次组卷
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2卷引用:2015-2016学年湖南省平江县一中高二上学期期中考试理科数学试卷