名校
解题方法
1 . 已知
,不等式
的解集是
.
(1)求
的解析式;
(2)不等式组
的正整数解仅有
个,求实数
取值范围;
(3)若对于任意
,不等式
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bab93efd42a3054040ccff8adf697c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef43138b72a4bed78baa9f84f8d46867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5511a368692de27c58ec48ce968de4a4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a531df64ff93e8e4b42f3775ef6632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24aa16b780156e18f12baa2b8ee0f9a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f71c86146c034a19e935dd337223c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2024-02-11更新
|
152次组卷
|
2卷引用:内蒙古自治区赤峰市红山区2023-2024学年高一上学期期末学情监测数学试卷(A)
解题方法
2 . 已知函数
.
(1)若
,求不等式
的解集;
(2)
,
,使得
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32a364195c5c8d2921e908fe74728c82.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fbc901cbdb68130ddac3174583dd93c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a388b0d122d08d0211d818df53aba3b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc683c0fa4f75d8cd471557e3f0cffc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f8590ea5109d9ab078630a0a86f947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2022-01-18更新
|
249次组卷
|
2卷引用:内蒙古包头市2021-2022学年高二上学期期末考试数学(理)试题