名校
1 . 定义区间
的长度均为
,其中
.
(1)不等式组
的解集中各区间的长度和等于8,求实数
的取值范围;
(2)已知常数
,满足
,求满足不等式
的解集中各区间长度之和.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dea81d99b5fe5d506bbd3e4843d085a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba426b113b9e781b0e45a17872dc0815.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40aac3b8bed3f6e9b79a1f7c0ff6c830.png)
(1)不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b5e05c2f0eebfebc3568d69dac9746.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08075b3b73dd2609baad69a496fdd9a8.png)
(2)已知常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae22c3fbdb2ad97d9fa6b542490a28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bed0d3e6741e0193addff8cf7b25019c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e383476c275769e102fd17e6af59b321.png)
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2 . 解下列各题:
(1)解不等式:
;
(2)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03356b51d55a5d49d6fa710ecc885f4c.png)
(3)设
是非零实数,已知
的值.
(1)解不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3db7dc6d6d563e64470ad7c0196b75a3.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03356b51d55a5d49d6fa710ecc885f4c.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7f321c2a74ef6e75ff3a4252323457.png)
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名校
3 . (1)解方程
;
(2)解关于x的不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9baea3dd32d66b1abf772a6ac36821d0.png)
(2)解关于x的不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/738203b4a58a48104cc2007f4e8b448a.png)
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2021-10-14更新
|
203次组卷
|
2卷引用:江苏省苏州中学2021-2022学年高一上学期十月月考数学试题
名校
解题方法
4 . (1)解不等式
;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e35f874f2c74d693c6bfbe8ec461990.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8495da9a91bf7bfa549ca3aa4b496f37.png)
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2024-06-04更新
|
722次组卷
|
2卷引用:天津市第三中学2023-2024学年高二下学期6月月考数学试题
名校
5 .
,其中
是常数.
(1)假设
的解集是
,求
的值,并解不等式
.
(2)假设不等式
有解,且解区间长度不超过5个长度单位,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9529ac0c7d85536cb05f5e3f5785d5aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(1)假设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12578136c1a749876bb47e6f1d69988e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27ff70b7bfa3d6b694958aa21f699696.png)
(2)假设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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6 . 解关于的不等式
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a509240ed916042cfc0c0ebe5af91f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff9dec84182cabfb9f55d03362c7fa1c.png)
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7 . (1)解不等式
.
(2)解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/040519f429a9854fc0936809f677aa6a.png)
(2)解关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e597760cba508a4fb39c5a83f9ec2f.png)
您最近一年使用:0次
名校
8 . 已知函数
.
(1)当
时;解不等式
;
(2)若
,解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041fe70ee715b5e0124749a4ab5e3deb.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f5e34a75ab0baeffa3ccbf93c00591.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24505cd5c1d84ecb57404c645ea44c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
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2021-02-04更新
|
170次组卷
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2卷引用:湖南省常德市临澧县第一中学2020-2021学年高二下学期第二次月考数学试题
解题方法
9 . (1)解不等式
;
(2)解关于
的不等式:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4447ff9efe68fc5239b77702292f4144.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c40a08ab488d15d63cb25ec94fc8fc9.png)
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2020-07-16更新
|
1107次组卷
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2卷引用:吉林省吉林市第二中学2020-2021学年高一上学期9月月考数学试题
名校
10 . 已知函数
.
(1)当
时,解不等式
;
(2)若
,解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e4117d38a29541c528570be35f70288.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d375dfc0f9416db2bb414c0c53fc5f2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
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