24-25高一上·全国·课后作业
解题方法
1 . 设
,且
,求下列函数的定义域:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d1f6f73cfb1438fca4e6957abbace1e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9bfe784d9f5f0333ec3942e1e4bb184.png)
您最近一年使用:0次
2 . 求下列函数的定义域.
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df87ff70086df8e82040cf65851ea369.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/484697472ef448afeb5b3561b9f423b1.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71eb175f16f6b2e1cd46505a1a0f7f28.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d99f22d20340e0ce65f84b4ccdb45405.png)
您最近一年使用:0次
23-24高一上·全国·课后作业
解题方法
3 . 已知函数
.
(1)求
的定义域;
(2)若
,求
的值;
(3)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd056fe6bde85d1452489f57a7d3bec.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a04042cd29185f7f48399495d7df371e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ad4c3cb38a5ce9b06167ce7217453d6.png)
您最近一年使用:0次
解题方法
4 . 已知函数
的定义域为D.
(1)求D;
(2)讨论函数
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1a26b98080ebb1466c80c655d5cb62d.png)
(1)求D;
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c85a6b578aabf70f468a974d357df1.png)
您最近一年使用:0次
2023-11-10更新
|
148次组卷
|
3卷引用:【第二练】3.2.1单调性与最大(小)值
解题方法
5 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28d9257cbfdea799e35497e95d511bdd.png)
(1)若
,求实数m及
;
(2)若
,求
的定义域;
(3)若
的定义域为
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28d9257cbfdea799e35497e95d511bdd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/896df31f80127adbae738b3a014bd4e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59dcfade05d09e3552c883bb216b8789.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42dc22436b2a4edf3d6e15e1e5a15343.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
您最近一年使用:0次
6 . 求下列函数的定义域:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2da378df5b4428018b53b85c45d536ea.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60395412146b9673e8b12659ba8c8325.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22a4468f2884860f976ed8c0c4d7fd33.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ff8bf49e0b9a94f59be87c28f0e83c1.png)
您最近一年使用:0次
解题方法
7 . 求下列函数的定义域:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/820b199fbe6fd1d54892b15c571afb8e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2da378df5b4428018b53b85c45d536ea.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b136d79e5aa86455a9c0cb100ee6f2c1.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b200910040f8376d8c7f16e756577d6d.png)
您最近一年使用:0次
解题方法
8 . 求下列函数的定义域:
(1)
;
(2)
;
(3)
;
(4)
(
,且
).
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7de8e104c4778b04371ec9853a0380.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92de0443454adc5bed0fd71d680a527d.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e29a7ff297a0c7f75a59e6939a952508.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6829f4eae319f285057d89c62c0d57c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
您最近一年使用:0次
9 . 已知函数
的定义域为
,求函数
的定义域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb87c830a03204a5b783ad4c2ba49c4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d3897f560d46b73287ca445f054f5c6.png)
您最近一年使用:0次
10 . 求下列函数的定义域:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16b6b04e75bc7ac23823878e93ecf661.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f4f95540619a9a10c239d03049e7499.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96c3f49cd371ea3ffd4133d3ae266242.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e145297e2c9c17e2fe14ed4cf8faf8.png)
您最近一年使用:0次