设集合
,
,函数
,若
,且
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adbe849916e5297e9c945a1e01f3afe0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18b154e5042565f909eeb43cfcc79f92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc07d5b7082241b02e4f62d45c6b8369.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4994b0dae849313166b4dc20049a8650.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d7e6fdbc4c3bf6ebaa2f92bb514f0c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2020-02-29 16:46:07
|
【知识点】 已知分段函数的值求参数或自变量解读
相似题推荐
单选题
|
较易
(0.85)
解题方法
【推荐1】已知函数
,实数
满足
,则
的所有可能值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b02abe8e45e8aa53c8df0885ff5d9b2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc79540830f9d2d542f10e79dceaa847.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() ![]() | B.![]() | C.1 | D.1或![]() ![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
解题方法
【推荐2】已知函数
若
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01db3ab350518ec987f4f2481e5937c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2d03405ad099d539fafb646e9e3b8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() ![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次