名校
解题方法
1 . 已知函数
,
(1)求
的解集;
(2)若
,求函数
的单调区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7041f3174ec2340b6a738d551b12b35d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4b781b577380833bf91d2b2f1169c50.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc744e8530513439dce140913315c031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82fc666740be0338242bc0c8000d514a.png)
您最近一年使用:0次
名校
解题方法
2 . 已知x、y、z均为正实数,且
.
(1)求
的最大值;
(2)若
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee6fe814a9a8676b211244d8aed6ed7b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5c5811d5b81ea5405d4bdc23e24459.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5008c727f120faa313b1e7dbc90adb.png)
您最近一年使用:0次
2023-03-01更新
|
550次组卷
|
5卷引用:四川省阆中中学校2023届高三下学期3月月考数学理科试题
名校
解题方法
3 . 已知函数
,
.
(1)当
时,有
,求实数m的取值范围;
(2)若不等式
的解集为[1,3],正数a,b满足
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c65d2135d5e02e15d52a111807fad810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2e0f4405a5c5c7474baf5b0863af29.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa18838a13fda4e45612c32cdf98b71.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a20338e495692285b1000c9eb5ecc38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
您最近一年使用:0次
2023-02-06更新
|
278次组卷
|
4卷引用:四川省攀枝花市2023届高三上学期第一次统一考试数学(理)试题
解题方法
4 . 已知函数
,且
的解集为
.
(1)求实数
的值;
(2)若
,
,
均为正实数,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bde1dea37caf89349030ba60c07e45a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c996a4c596f4a613b32563626855a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3b1b0f1e74c4ee0dc06a17f74ba33f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c419e58afbcf14aa1fb067a09d2ff36.png)
您最近一年使用:0次
2023-01-02更新
|
251次组卷
|
3卷引用:四川省眉山北外附属东坡外国语学校2022-2023学年高三上学期9月月考数学(文)试题
解题方法
5 . 已知函数
.
(1)若不等式
恒成立,求实数m的最大值M;
(2)在(1)的条件下,若正数a,b,
,满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8ad77964da657b694e56561fd3a56d3.png)
(1)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d38b55a244d0f65cda6baac9588d59d.png)
(2)在(1)的条件下,若正数a,b,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25d8f69c45df88a8564a014105f2d9a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9150192ba96228d43023376904f9fa7.png)
您最近一年使用:0次
6 . (1)已知
,求
的取值范围;
(2)已知
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66bc63afa7ce7b05a6efa0cdadecc5e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd927b4b5a7875528c1b54aa4bb8b2dd.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c11f7110b7dd464c1be6980f072c359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b977abc63e6de32827fc8f49694abafa.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
.
(1)求不等式
的解集;
(2)若
最小值记为
,
,且满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6536be62e96caf85e5bc68ec4870e2ac.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efdb19e1863e40b863519bca9edcdf33.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1de5fcd3122443699a9f574a8396b70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d86be2de99fbf7f99cd54ab399146b00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba3f5efc1b8ce49f102f1961cacf8b0f.png)
您最近一年使用:0次
2022-12-26更新
|
331次组卷
|
3卷引用:四川省成都市第七中学2022-2023学年高三上学期阶段性考试数学试题
四川省成都市第七中学2022-2023学年高三上学期阶段性考试数学试题四川省内江市第六中学2023-2024学年高一上学期入学考试(精英班)数学试题(已下线)安徽省江南十校2022届高三下学期3月一模理科数学试题变式题21-23
名校
解题方法
8 . 已知函数
.
(1)求关于
的不等式
的解集;
(2)如果关于
的不等式
的解集不是空集,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97728b6ba3bf7bfb4aa89259b3f535d3.png)
(1)求关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0abe4960954bb3144b7e86d4233e747.png)
(2)如果关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d99e3e25ce03391fcbb4057e79414ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
.
(1)求不等式
的解集;
(2)记
的最小值是m,若
,
,且
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f3b576c56dd09ddcc329af4036bbf48.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04bbcc3eb28e550b30e7ba6eaa09fe8f.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab04de6651256f6281e9f4c1dc3c7955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b98ea59a05df49b2bec025e0b093033.png)
您最近一年使用:0次
2022-12-17更新
|
173次组卷
|
3卷引用:四川省部分学校2022-2023学年高三上学期12月大联考理科数学试题
名校
解题方法
10 . 已知
,
,
.
(1)求
的取值范围;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d66a894fe1c8dddb41d9e4885e979a5c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c925be255ca736a53b24d13ddede1a86.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae09bdd6bcc60922bd7cfdd3fd7de28b.png)
您最近一年使用:0次