名校
解题方法
1 . 已知函数
的值域与函数
的定义域相同,则实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2957e6f4ce12618d03b0df6e089e757.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-11-09更新
|
431次组卷
|
3卷引用:浙江省温州市苍南中学2023-2024学年高一上学期数学家摇篮竞赛试题
2 . 已知函数
,函数
有四个不同的零点
,
,
,
,且满足:
,则
的值是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a91e0607e0381f5e115be37c8294dee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a4929967211f1fd28d89ba87a6b8a7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365b38a7689a8eede6820cd6f1fe952b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3604274ad6707a906eba371a9e884144.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1bc168cfd8085bc1c0ad7b1b036a707.png)
A.-4 | B.-3 | C.-2 | D.-1 |
您最近一年使用:0次
2020-10-17更新
|
1310次组卷
|
5卷引用:浙江省温州市苍南县、龙港市2020-2021学年高一上学期“姜立夫杯”数学竞赛试题
名校
解题方法
3 . 若函数
(
,且
)的值域为
,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/becd2542297e6ac83afda0f04f8c6dea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3baa3392be365858498c37ff4d76e67c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次