名校
解题方法
1 . 设全集
,集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa1cca6339c5856ce75b91f032e90551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e40b430ead18cee0e3fe6056e533708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fed3bd5bc925cf990e057f43395bff.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7日内更新
|
226次组卷
|
2卷引用:湖北省宜昌市夷陵中学等校2023-2024学年高二下学期5月联合测评数学试题
解题方法
2 . 若集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/569fde4bd89a7e21328ef76d636b5a90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85e6e36b4eacd8f400d7898f2025b87f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7748fa7bfb3580900db90f00fb8e20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c17efe3a9fb355cd5824e1b0621d45.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
4 . 若实数
,
,
满足
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8243716cf85ad19f07cb1cf9932aafd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0228c6998d6004f27695b0f211d5b85c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bed0975fb5b889b9ef4680234d1018c5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-05-13更新
|
585次组卷
|
3卷引用:湖北省宜荆荆随恩2023-2024学年高一下学期6月联考数学试卷
名校
5 . 土壤是自然界中最大的生态系统,具有十分重要的作用.利用绿色化学药剂来降低土壤中的重金属含量是改善土壤环境的一项重要工作,若在使用绿色化学药剂降低土壤中重金属含量的过程中,重金属含量
(单位:
与时间
(单位:
)满足关系式
,已知处理
后,重金属含量减少
,则( )
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b72045c4dfd00534d846aa8a4a30e8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1933311c0c090e1138e4dd388b7adf8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a55c8261ceaa949d76177fdfa0efdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b29f60fc3d32ca94740f0adf3fd0b53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8ee628efd6b2f7296c106dd5cbae42f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/170b2e2eac5c81d120be3468a2ccddd8.png)
A.![]() | B.![]() ![]() |
C.使土壤中的重金属含量减少一半需要处理约![]() | D.函数![]() |
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2024-05-06更新
|
353次组卷
|
3卷引用:湖北省宜荆荆随恩2023-2024学年高一下学期6月联考数学试卷
名校
解题方法
6 . 设全集
,集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d47eabe17b0caedc770d81ac824f08b.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867605d879c295612793efc0023c035a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de39ab0d4da1308503c14416fcd78e54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d47eabe17b0caedc770d81ac824f08b.png)
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2024-03-27更新
|
377次组卷
|
3卷引用:湖北省宜荆荆随恩重点高中教研协作体2023-2024学年高一下学期3月联考数学试卷
名校
7 . 已知某物种在某特定环境下的某项指标
与时间
(天)满足函数关系式:
,则在该特定环境下,至少经过( )天,该物种的该项指标不低于初始值
时的100倍.(参考值:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88255664d50e46e2a7e1b158198fc39e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/971539e0e52f44d636ff6cbf72a983bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70345587c2d90c50abb161cd7e158a67.png)
A.4 | B.5 | C.6 | D.7 |
您最近一年使用:0次
名校
8 . 已知
,若
,则
所有可能的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e21493f5f90ecae141aca4e6d8fdffb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9167964325bb3cde80320358e3198aea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.-1 | B.![]() | C.1 | D.![]() |
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2024-02-05更新
|
425次组卷
|
7卷引用:湖北省黄冈大光华高级中学2023-2024学年高一下学期第二次半月考数学试卷
名校
9 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdc420dd79a8007cee0bf30a9990e0ee.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5aca7f0097fc0562c40375ce6756d56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57115371320bf8c2b5cde136392696c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdc420dd79a8007cee0bf30a9990e0ee.png)
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2024-02-04更新
|
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4卷引用:湖北省荆州市荆州中学2023-2024学年高一下学期5月月考数学试卷
名校
10 . 函数
的图象恒过定点的坐标为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0b88ae80400088fbe1ff2ae5b865b47.png)
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2024-01-27更新
|
232次组卷
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3卷引用:湖北省黄冈大光华高级中学2023-2024学年高一下学期第二次半月考数学试卷