解题方法
1 . 若集合
,集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2f820c29ead834e21bc4a518ef6e66d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff786156b239871481877fa25c823de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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2 . 函数
和
的图像的示意图如图所示,设两函数的图像交于点
,
,且
.若
,
,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99eaeb2ab68a49074d623ffca072fed8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda16bdd2671a8e299a0d9c00504202d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9871017384ff5466a88030200cd2413.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a27749f0a44d49510c58e33e1a6cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d896744c44a1d3efd92a690579f6cb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/30/0e958245-54b4-45f0-85b4-1cfc8e89b911.png?resizew=136)
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3 . 设集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/721309bc93f806a9fc421fc889c11f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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4 . 设函数
的最大值为
,最小值为
,则
与
满足的关系是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61bdc4ccceebc50ebf35350a69f6a58f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2020-02-04更新
|
272次组卷
|
3卷引用:上海市南汇第一中学2015-2016学年高一下学期期末数学试题
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5 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e9e635507ca9a0d261fc76250ed046.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f65909004c1b1d6d1efbfba7db42002.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2020-02-01更新
|
255次组卷
|
3卷引用:上海市上海交通大学附属中学2016-2017学年度高一上学期期末数学试题
6 . 已知函数
,
,对函数
,
,定义
关于
的“对称函数”为函数
,
,
满足:对任意
,两个点
,
关于点
对称.若
是
关于
的“对称函数”,且
恒成立,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.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/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bb6324279df94decba955e04ccfa9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f400b879ec1c0ae07f984090c6cb2c76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db1a75c5fa4bcc70374c9148b3aba398.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe7522a3f232bd0b7a7850ae674db43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d243e4a3be7907a6aaa01cf103fb884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac18d45cf62862e456a5757bd81f6cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f36d24aa0af9ae8c0ab895b651e22aea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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7 . 用列举法表示集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa17bff5ca4494701569ef663c1d4d3.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa17bff5ca4494701569ef663c1d4d3.png)
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8 . 设
分别是函数
和
的零点,若存在
,使得
,
和
“零点相关”.若函数
和
“零点相关”,则实数
的取值范围是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc14778010a33f90902ff17b1ec0ac73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc14778010a33f90902ff17b1ec0ac73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66132e7418a83c4c287f376e5603616f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef5ad5ee78986a9926ba2e1fda4c6c2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2ab78be248cef630e01fa2a3b2288fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2020-01-03更新
|
277次组卷
|
2卷引用:上海市七宝中学2017-2018学年高三上学期期末数学试题
解题方法
9 . 已知
是定义在R上的偶函数,且在
上单调递增,则关于x的不等式
的解是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/151451d33d6acde251cfffb5f0b3a1f3.png)
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解题方法
10 . 设
,则
的所有子集的最小元素之和为__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8232a315ff3e768933233495dedc2d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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