设集合
,
,其中
.
(1)若
,求集合
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f342f13c5155320f2effdf1cfb65cb9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e296e7adfd42f49a4603b5e04a7498df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ad285058903d503295280b3fff3838a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eb171e17bd57652ac5812da5a823dc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2020-12-07 22:48:15
|
相似题推荐
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知全集
,集合
,
.求
(1)
;
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38f90e2a30cd2f7ae0ae31f70aa07d78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345caa502ace9465df4eaa60ccb25da7.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94ce38f000da0f4c8183510d67004eae.png)
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【推荐2】已知集合
,
,
.
(1)求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89fd19d7e5fe48c423201cc6febe6337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7059992e39e5b401bb336aedfd7acc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc839f44304e699e3ceb3ff050001a64.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7893cdb324f5378417c1977ce17667a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐1】已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数
的取值范围;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c60ee1eb10343e26071284415000f13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccaa19ccdc98f357f86529d6f0deb973.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d600909cd57934e918f1837765b4e09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d987a1d05a31f39ad1616b0ee2ecfc1.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67065f560a22d74d4b07a53d2f996c52.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知集合
为全体实数集,集合
或
,
.
(1)若
,求
和
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e77d45ab1daac40502ccce3fe4df8ab4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/842ad3e65189c68b5eee102aa8661ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef29a40564b2f5888f59577a6cee7963.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c093cbde3d3472d1f7f2b0dff2bc4881.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ae3bb39a224d9d8149f7a259ab4765.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
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(0.85)
【推荐2】已知全集
,集合
.
(1)求
;
(2)写出集合
的所有子集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/898a48e6beab6445aa51e2a911400488.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b3c7f89c048e4839504110d8f5a9e8d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/326266024fb042a1c7cde7f0d399c61d.png)
(2)写出集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0408a44fd7c73db8cc1fe8ea88474bc5.png)
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较易
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名校
【推荐1】若关于x的不等式
的解集是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c498406ecba86f7959f8f0bb7777140b.png)
(1)求a的值;
(2)求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0480d36122a1ccdfc0aee55216e9ce97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c498406ecba86f7959f8f0bb7777140b.png)
(1)求a的值;
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce6566b16e17a727ca503ea0806a99cc.png)
您最近一年使用:0次
解答题-问答题
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解题方法
【推荐2】设全集为
,
,
.
(Ⅰ)求
及
;
(Ⅱ)若集合
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a3c76b8e96aff6218fed8dd62a73a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdaccb804953008fa700ca1d563db1df.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10c9520bbe054b90a816abb58695e89b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31333463f002b68938ee903c9dfbe125.png)
(Ⅱ)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d35ca9a2b2be9a28e46f7cba15bdfaf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bed4f3b7d72db3b022165360678e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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