名校
1 . 定义:如果函数
在定义域内给定区间
上存在
(
),满足
,则称函数
是
上的“平均值函数”,
是它的一个均值点.如
是
上的平均值函数,0就是他的均值点.
(1)判断函数
在区间
上是否为平均值函数?若是,求出它的均值点;若不是,请说明理由;
(2)若函数
是区间
上的平均值函数,试确定实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4776c85b79df196f606d3ebf3697fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f2a6fa3bc621d26261cf595a5802a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2534d6a2bfdd977c22d97d1c2740ce3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4776c85b79df196f606d3ebf3697fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00c2e96c9e481ee186059474e27bd2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417ab20883d799aaf311371393fa7d7c.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97ddcde9cf0e2385ede5f47fc8245e08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a1e3728f0005b93fce8fe37e9bfdab.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf410dc0686f3afbba3a806e7c47337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/417ab20883d799aaf311371393fa7d7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2017-10-19更新
|
251次组卷
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3卷引用:海南省海口市第一中学2021-2022学年高一上学期期中考试数学试题