名校
1 . 已知函数
,若存在四个实数
,
,
,
,使得
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6ea84cabb1b650608312223fef179e8.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/ff8a6c0f752f63f95ffb36a68443af3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/138348b078a119a26e9848cad0f060a2.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2024-01-27更新
|
229次组卷
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2卷引用:福建省宁德市2023-2024学年高一上学期1月期末质量检测数学试题
名校
2 . 已知函数
且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若方程
的一个实数根为2,求
的值;
(2)当
且
时,求不等式
的解集;
(3)若函数
在区间
上有零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e3d977effa846fca28c22c9696d4b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c0008d46dc238d710a1efe7e2c17237.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1d86b4ad722d7b720603eba9d330fd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa18838a13fda4e45612c32cdf98b71.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/911cc53f69bdca4e7f47dee28b7b5dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc68350d4a250d83aef73d7e2794816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2019-11-30更新
|
933次组卷
|
6卷引用:福建省宁德市高中同心顺联盟校2019-2020学年高一上学期期中数学试题