名校
1 . 已知函数
.
(1)若
为偶函数,求
;
(2)若不等式
有解,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4580a16e90d2038e9ca3cd0829956f7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/225091095b79649602008e357654ff4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
2 . 已知函数
,
.
(1)若
是偶函数,当
时,
,求
时,
的表达式;
(2)若函数
在
上是减函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd0da1719f365fa5575b12919bee8ead.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc876c76ade5694eef670e15d1b05159.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2401f1358466ad761052b98564ae5873.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec46ebb0e0080f2d8d9d6b4427de9823.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e5428a2a001baa2ed9c8f33478a0ec.png)
(1)当
时,求函数
的定义域和值域.
(2)求使
成立的x的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03208c3f85e3f0bdc6a3c2a8f4642ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e5428a2a001baa2ed9c8f33478a0ec.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/753ddd380ed18f61bf76d52e1f3dc6ca.png)
(2)求使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03535592817f149e4be75f06987fd819.png)
您最近一年使用:0次
2020-12-27更新
|
502次组卷
|
3卷引用:江苏省淮安市六校联盟2020-2021学年高一上学期第三次学情调查数学试题
解题方法
4 . 已知函数
,是否存在实数
,使函数
在
上是关于
的减函数,若存在,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a81fa60f69a903a1310db95a9a4547de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
5 . 设
,且
),其图象经过点
,又
的图象与
的图象关于直线
对称.
(1)求函数
的解析式;
(2)若
,求
的值;
(3)若
在区间
上的值域为
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/748f62ec96211b198a0132754b28e24a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a17af1f285dfe16eccab4ad7a17796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f56b5f9541b89493fee8afff9f7e921.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fd1f0ace9ca0b79929e73af6c201c2e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1affc4b569ecb6be823049a5ea47348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be35b4d8f52e8f440297683c3178e22e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dfdb812b42880d2e424c0b9428c9a65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
您最近一年使用:0次
2021-08-12更新
|
364次组卷
|
4卷引用:四川省绵阳市绵阳中学实验学校2020-2021学年高二下学期6月月考数学(理)试题
四川省绵阳市绵阳中学实验学校2020-2021学年高二下学期6月月考数学(理)试题(已下线)第四章 指数函数与对数函数(选拔卷)-【单元测试】2021-2022学年高一数学尖子生选拔卷(人教A版2019必修第一册)重庆市涪陵高级中学校2022届高三上学期第二次月考数学试题第四章 对数运算和对数函数 单元测试-2021-2022学年高一数学北师大版2019必修第一册
名校
解题方法
6 . 已知幂函数
在
上为增函数.
(1)求实数
的值;
(2)若
在
上为减函数,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38368cd1b096d40e0dcdd10eb849edfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d45558b35ba3e3c55190c783d43ec74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7985d10eebc1abb5fea36eaf752af2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
7 . 已知函数
(
且
).
(1)当
时,写出函数
的单调区间(只写结论不用证明);
(2)当
时,若
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4565fd7aebb91eb6c94b941fe754b448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/275ae6ad520a31eff0e65195950869cb.png)
您最近一年使用:0次
名校
8 . 已知函数
为奇函数.
(1)求实数
的值;
(2)若不等式
对于
恒成立,求实数
的取值范围;
(3)若关于
的方程
在
上有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16650e8fb5d19926d7605de5a14e690e.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb3e106811a98364797a7a37bb5951a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d660b2fbb91d3877318b3ecb18ef5446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64e779ca320dc092849974898dba3b4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad6ebae753f278f3bee8f8990c5fa46c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2021-03-23更新
|
338次组卷
|
2卷引用:辽宁省名校联盟2020-2021学年高一3月联合考试数学试题
解题方法
9 . 已知函数
.
(1)若
恒成立,求实数
的取值范围:
(2)若函数
在
上单调递增,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78043009c4159372a271dda3770b3f0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/899eb23d55b27f728f0babac30334fbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44284ff1ea50429a0610e13363be6080.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
20-21高一上·江西南昌·期中
名校
10 . 已知函数
.
(1)若函数
的值域为R,求实数a的取值范围;
(2)若函数
在区间
上单调递增,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26dcfa7c0cf603877918183fd6a2012c.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35316d622731468e6d9416ccd3151d7b.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c540c5c3df20aa6ee3fb5d8dc4e8d98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2ce2f5e22175e3ff8ab5e0afca58f9c.png)
您最近一年使用:0次