名校
解题方法
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a422957c3a8c18482be2fdf9587ea0c.png)
①若
的最大值为
,则a的一个取值为_________ .
②记函数
的最大值为
,则
的值域为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a422957c3a8c18482be2fdf9587ea0c.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576833b76e9cad3b523f87132308df99.png)
②记函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
您最近一年使用:0次
2023-03-07更新
|
1045次组卷
|
3卷引用:北京市人大附2023届高三下学期开学考数学试题
解题方法
2 . 已知实数
且
,则
的最大值为__________ ,最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d50b3f841b0ac37a0a2cbfffd5cea61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ffb850e720edc481f76a880176ff48.png)
您最近一年使用:0次
解题方法
3 . 已知函数
则当
时,函数
有______ 个零点;记函数
的最大值为
,则
的值域为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c7e57a8eef8b8944192fe7f31753c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3ae7e5228fd1acb0d46f6941143a7.png)
您最近一年使用:0次