名校
1 . 已知函数
,函数
有三个不同的实数根
,且
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0aef2d779a621dc8c78c4ce687f219b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81b7d58eeffa7673676dcf4f892090ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72b15b183d163cd93b3303b13dfaebc2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-10-29更新
|
917次组卷
|
4卷引用:贵州省师大附中2020--2021学年高一下学期开学考数学试题
19-20高三上·全国·阶段练习
名校
2 .
有奇数个零点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b37d48db55638cc84bb90ceda672268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.3 | B.2 | C.![]() | D.![]() |
您最近一年使用:0次