函数
有两零点
,
且
,记函数的极小值点为
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8c207efd83d75c1f69237d97616c726.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-05-26 18:34:16
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困难
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【推荐1】已知函数
,
,其中
,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b816e86910079cccad5e0c0563f61941.png)
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A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() |
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解题方法
【推荐2】设正实数
,
满足
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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(0.15)
【推荐1】已知
,函数
的定义域为
,且满足当
时,
,当
时,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
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A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.若方程![]() ![]() ![]() |
D.若![]() ![]() |
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【推荐2】已知直线
与曲线
相交于不同两点
,曲线
在点
处的切线与在点
处的切线相交于点
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db192285632d1991b4ee7a003a52205.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐3】关于函数
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e62da19943a0e333a57a072cf8b786b2.png)
A.![]() ![]() |
B.![]() ![]() ![]() ![]() |
C.![]() ![]() |
D.函数![]() |
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【推荐1】已知函数
(
)有两个不同的极值点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8923affba77d55b330a58dd208d84b04.png)
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A.若![]() ![]() ![]() |
B.函数![]() ![]() |
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D.若函数![]() ![]() ![]() |
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【推荐1】设函数
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【推荐2】函数
在
上有两个零点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab4c94bd146ab538721689b9dc2adb58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f0e40d271fdd630eb9da1b5cb8894ae.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() ![]() ![]() |
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【推荐3】已知函数
,则( )
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A.![]() ![]() |
B.![]() |
C.存在正实数![]() ![]() ![]() |
D.若![]() ![]() ![]() |
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