名校
解题方法
1 . 已知常数
,设函数
,定义域为
.若
的最小值为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e06a1487c1d6b17b45e5af6cf4877c73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3b186a8282637c16b31816a647f4020.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
解题方法
2 . 已知函数
,则下列四组关于
的函数关系:①
;②
;③
;④
,其中能使得函数
取相同最大值的函数关系为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2602653a4bc82319d8cf4e4ab614fb54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2e647c14561826ba9e396acc5a3792c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9feaed102bad97da0b5138cd15b430fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4407788e4dc88210bca71a2551d4f2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfdef3a0d2047885a06211b6a4011726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2abc76c7afb752bde4ff723de77ae6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次
2020-02-19更新
|
947次组卷
|
2卷引用:江西省新余市2019-2020学年高一上学期期末数学试题