已知函数
,当方程
有5个不等实根![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c58cc80f792a9262c4da33fabd21e95.png)
,
,
时,
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45849c8da5049d325dea3297bf8d19f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c58cc80f792a9262c4da33fabd21e95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/365b38a7689a8eede6820cd6f1fe952b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b6dd9656f660cf2e6dbbfed22d20678.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60efb139f7e9d9dd7e3811a5086a6619.png)
A.![]() | B.![]() | C.![]() | D.![]() |
22-23高三上·河南焦作·期中 查看更多[2]
更新时间:2022-11-03 23:18:36
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解题方法
【推荐1】已知幂函数
的图象经过点
,则函数
在区间
上的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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A.2 | B.1 | C.![]() | D.0 |
您最近一年使用:0次
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适中
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解题方法
【推荐2】已知函数
若
在
上的最大值为5,则
在
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15249c93a074a779768a5ddc2706b56e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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A.![]() | B.![]() |
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您最近一年使用:0次
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【推荐1】已知函数
若函数
有两个不同的零点,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc5fddce9b1cd4f0156cbe277465a93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b432391fef99e0fc81e5979477dfd21.png)
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【推荐2】设函数
是定义在
上周期为
的函数,且对任意的实数
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在
有且仅有三个零点,则
的取值范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
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您最近一年使用:0次
单选题
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适中
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【推荐1】已知函数f(x)与其导函数f'(x)的图象如图所示,则函数g(x)=
的单调递减区间为( )
![](https://img.xkw.com/dksih/QBM/2021/7/29/2774924973252608/2835408723943424/STEM/3d75c09d72dd4e2fa8b2c8549d34f376.png?resizew=266)
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A.(0,1)和(4,+∞) | B.(0,2) |
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您最近一年使用:0次
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【推荐2】已知定义在
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C.![]() | D.![]() |
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