1 . 函数
的一个零点所在的区间为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1446090acbfd9bb9169c72f9dd8da64c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 设函数
(
,
为自然对数的底数),若曲线
上存在
使得
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5482fd1eba114a414b4a7e8ee152724b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb6a4781b020b879519321e05c299f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9863bdef554a67d2dcb5ddd6b4192d33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
A.![]() | B.![]() | C.![]() | D.![]() |
A.![]() | B.![]() |
C.![]() | D.![]() |