1 . 求下列函数的定义域:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17a25945f43d23c16d513cb52d4c1202.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17a25945f43d23c16d513cb52d4c1202.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a44883c52990d6717a72dcb3b54f40fd.png)
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2023-10-17更新
|
959次组卷
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3卷引用:广西南宁市第一中学2023-2024学年高一上学期第一次质量检测数学试题
解题方法
2 . 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)
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3 . 求下列函数的定义域和值域:
(1)
;
(2)
;
(3)
;
(4)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baec6b92f80b25469ce5942e32e1c10b.png)
(5)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff9b3512175e420b1ff41a8f12914f93.png)
(6)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8aaa385c35c95f18ae65b124a50a83ac.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee82dfe641a491a0514d6ddcb285e1c1.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3b125f079d062b99a2feaac2e814c0.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baec6b92f80b25469ce5942e32e1c10b.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff9b3512175e420b1ff41a8f12914f93.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47a849c21d3f616d1bdcf9b462ae0333.png)
您最近一年使用:0次
解题方法
4 . 求下列函数的定义域:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55cd0760e223edc4bdd525b68b6858d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b626c7ef071cbeab563ffb09e32c89c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa29521fad049f4307d9f82f56d8849c.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21ddef57081f055f399330f08f55d78d.png)
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2023-10-08更新
|
450次组卷
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4卷引用:北师大版(2019)必修第一册课本习题 习题3-3
北师大版(2019)必修第一册课本习题 习题3-3(已下线)第4章 幂函数、指数函数与对数函数单元复习+热考题型-同步精品课堂(沪教版2020必修第一册)(已下线)习题3-3【导学案】3.2 指数函数的图象和性质课前预习-北师大版2019必修第一册第三章指数运算与指数函数
5 . 设函数
,
,求函数
的定义域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bd119d61de95551c30ed9d2624ed0d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5633a1d29dbfeea3743b55c6f1f23d32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282bd8132e2d40176dec2cc77010856b.png)
您最近一年使用:0次
解题方法
6 . 求下列函数的定义域:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed7c2f027cf12495518dc5b41fcd85d5.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50cf21d282e14032a940a969ba3bcbf6.png)
您最近一年使用:0次
7 . 确定下列函数的定义域:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fbf6f47eaa6cc71de08605b99ace82e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f8db494165ac748d2494480b36980fd.png)
您最近一年使用:0次
解题方法
8 . 求函数
的定义域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf29cbb8d71617a4cd1a305f031f7d9.png)
您最近一年使用:0次
名校
解题方法
9 . 已知集合
,试从以下两个条件中任选一个补充在上面的问题中,并完成解答.
①函数
的定义域为集合
;②不等式
的解集为
.
注:如果选择多个条件分别解答,按第一个解答计分.
(1)当
时,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6053b07cd2f3a4cd87cc0e1568474c.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/787ec58a971dc0ab6265773e6c873366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77cdb8806a697e8e5480fad9c380baa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
注:如果选择多个条件分别解答,按第一个解答计分.
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-09-27更新
|
69次组卷
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2卷引用:湖南省株洲市第二中学2023-2024学年高一上学期第二次适应性检测数学试题
解题方法
10 . 已知函数
.
(1)求函数的定义域;
(2)用定义法证明:
在
上单调递增;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/393eb1f90b041d721c9e530284797e84.png)
(1)求函数的定义域;
(2)用定义法证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e1b4a9ba703bb43187aafbcb697d24.png)
您最近一年使用:0次