名校
1 . 已知:集合
,集合
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c1a615bdfa74c1f6efde18468831909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2fef3a61f3bc10850853fda18411d9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
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2 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)对任意
,若
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b335f00c67c345fdc1ce3689528aefaf.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b799f908be37c571aafb5616ef383444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f718e1f15a61ac3721bdc7acc00b28f3.png)
(2)对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05f1a3feca6218955446108ebad0a524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e2542f71079d80e14b83ce7b6fca94a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3 . 已知
中.
(1)当
时,解不等式
;
(2)已知
时,恒有
,求实数
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a73897d9efd8d68967d80d87800733.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
4 . 已知不等式
的解集为
,不等式
的解集为
.
(1)求
;
(2)若不等式
的解集为
,求
、
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1b8355dab8ebb4790397ff091ca26cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94a0ab4bf53b653678fd56c08c6f3942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8023e1902803a7939d2aa32ba9e2d44f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
2018-04-28更新
|
1830次组卷
|
2卷引用:【全国校级联考】安徽省宿州市十三所重点中学2017-2018学年高一第二学期期中质量检测数学试题
解题方法
5 . 已知集合
,
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bafe6615c6384fa4cd0b6e768595ef06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d042fe49c1fd19e95cf1d29e99a9cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
6 . 设关于
的不等式
的解集为
.
(1)设不等式
的解集为
,集合
,求
;
(2)若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb6ac8ae6a3d030bee3075413a8f125e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c86e2e11e3a660a7febf00ebcc00da.png)
(1)设不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/944b9eb030e28458b1a49cae2054c5dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6fe027b9f9d7ea2b8eb1f6a257144fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0554ba0d281a5b65bd8259fc6f7b344.png)
您最近一年使用:0次
2017-05-23更新
|
1240次组卷
|
3卷引用:安徽省滁州市定远县民族中学2019-2020学年高一下学期6月月考数学试题
名校
解题方法
7 . 已知不等式
的解集为
.
(1)求实数
,
的值;
(2)若不等式
的解集为
,不等式
的解集为
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1edcf1d5448024e43e117e1ad76f31e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2db0b5848232bc743bc9d4c9a1a69b4.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be48be8c60377a3c118805b0c812745d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/820e90b5007d709bc1ceba06dc31b156.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2017-02-16更新
|
1537次组卷
|
6卷引用:安徽省合肥市第六中学2019-2020学年高一下学期开学考试数学试题
解题方法
8 . 已知集合
.
(1)
,求
的取值范围;
(2)
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09620ea9fa457b01c9f262139bb0945f.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
9 . 设集合
,
,若
,求实数
的值组成的集合.
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619449826238464/1619449826574336/STEM/7ab2ae6b9f3844928d7a56aa569842d6.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619449826238464/1619449826574336/STEM/d629dbb2b06c4ceeb2250e5ad53cab9b.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619449826238464/1619449826574336/STEM/b4e1d14d039246b0baecd012f673b0a6.png)
![](https://img.xkw.com/dksih/QBM/2017/1/10/1619449826238464/1619449826574336/STEM/f52a530af6804d788f1afa1bdfe8ed22.png)
您最近一年使用:0次
10 . 已知全集
,集合
.
(1)求
;
(2)若集合
,且
,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/3bde7f1756224a8fabdb9997dde83557.png)
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/0c69867bc5984558b664da6f48b83853.png)
(1)求
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/d5e08100150a4b659c2164293cf5ff9d.png)
(2)若集合
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/6f769859b1eb4834b19ef4d2a15ef6ab.png)
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/d50baf27024047f0882521a52f5da21d.png)
![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/a4acd3598e814b1cb711d1ccf75e438c.png)
您最近一年使用:0次