解题方法
1 . 设f(x)=
则
的定义域为__________________ .
![](https://img.xkw.com/dksih/QBM/2015/4/20/1572076167094272/1572076172582912/STEM/d3eeff6b666048d98ca9d5a23ed03740.png?resizew=53)
![](https://img.xkw.com/dksih/QBM/2015/4/20/1572076167094272/1572076172582912/STEM/e537f01b3dcc4b2bb757fba553126c90.png?resizew=87)
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解题方法
2 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4ee087369d9e2d8fa2157fe7245a600.png)
则
等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4ee087369d9e2d8fa2157fe7245a600.png)
![](https://img.xkw.com/dksih/QBM/2015/8/19/1572215035502592/1572215041064960/STEM/7372dbb1c89e49669648a25b470b3b84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/114b730f77c665a289f45449c66c67ef.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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解题方法
3 . 已知集合
,集合
,则![](https://img.xkw.com/dksih/QBM/2016/4/7/1572577126866944/1572577131872256/STEM/554fb2a3d8d14572aea6252ce824d037.png)
![](https://img.xkw.com/dksih/QBM/2016/4/7/1572577126866944/1572577131872256/STEM/30ff00d598604af9a85690947255911f.png)
![](https://img.xkw.com/dksih/QBM/2016/4/7/1572577126866944/1572577131872256/STEM/ac434489152640c49ac2f12b9478a4cd.png)
![](https://img.xkw.com/dksih/QBM/2016/4/7/1572577126866944/1572577131872256/STEM/554fb2a3d8d14572aea6252ce824d037.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知函数
的定义域为
,
的定义域为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cafe6fbdf9bad8912afc43a6204d40b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f8e0ef4d40576f864789d032fac090.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://img.xkw.com/dksih/QBM/2016/11/8/1573133823270912/1573133828661248/STEM/c3b02d95699f40549080ad5db1e2a3bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cafe6fbdf9bad8912afc43a6204d40b1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知集合
,则
为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1caa21899cecdb9410666d2723a655c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d259db9bb0e132881e875a77d324057.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10-11高一下·广东汕头·期末
解题方法
6 . 函数
的定义域为_________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c03ee97d1337510008013b4bd6cc1dcb.png)
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2016-11-30更新
|
339次组卷
|
4卷引用:2015-2016学年湖北荆州中学高一下第一次质检理数学卷
2015-2016学年湖北荆州中学高一下第一次质检理数学卷(已下线)2010-2011年广东省汕头市高一下学期期末考试数学(已下线)2012届广东省肇庆市封开县南丰中学高三数学复习必修1复习卷(C)2015-2016学年湖南省长郡、雅礼中学等名校高一第一次段测数学试卷
解题方法
7 . 已知函数f(x)=lg(x2﹣5x+6)和
的定义域分别是集合A、B,
(1)求集合A,B;
(2)求集合A∪B,A∩B.
![](https://img.xkw.com/dksih/QBM/2016/2/25/1572499519602688/1572499525214208/STEM/5c23d206dfe54e39b2353436835607d1.png)
(1)求集合A,B;
(2)求集合A∪B,A∩B.
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8 . 已知集合
,
,在区间
上任取一实数
,则
的概率为
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571945161850880/1571945166716928/STEM/7fdbf9b14e02417ba5d9a54c734d3aa1.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571945161850880/1571945166716928/STEM/3784e4cedf0243889881ddc5c5ec1324.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571945161850880/1571945166716928/STEM/4cd8635bfb38487f874f2fc37100378a.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571945161850880/1571945166716928/STEM/c85ae2be46844b40bc1676ed63db8c93.png)
![](https://img.xkw.com/dksih/QBM/2015/1/5/1571945161850880/1571945166716928/STEM/e28638809f7840128f51670b47bfd7ae.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2016-12-03更新
|
424次组卷
|
2卷引用:2014-2015学年湖北省部分重点中学高二上学期期中考试理科数学试卷