1 . 已知直线
与函数
和函数
的图象分别交于
两点,若
,则线段
中点的纵坐标为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcbaaeacdadd2e1d1a95bd60c59ca2ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa7f9b35017daa8b524c5717a355834a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4784338464ebd7b72876659bcb2df179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81852f9d2cebc64051a658d006c86a2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
您最近一年使用:0次
2023-09-06更新
|
314次组卷
|
3卷引用:江西省景德镇市2023届高三第三次质量检测理科数学试题
2 . 设
,则
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d2f7b6fbef13a68c8d69ad1e3ad502.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9101784f394fcaec5f7c3fe950314298.png)
您最近一年使用:0次
解题方法
3 . 函数
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5cf260e662e38e58cc287fddfc5a13.png)
您最近一年使用:0次
4 . 函数
,若
对
恒成立,则实数
的取值范围是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e12a749f6753364bd123e9361d861b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25c50e1c5263ee5567069d003d970535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0483fce13ea4399de94ab2a115478858.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次