已知函数
,
均是定义在
上的连续函数,
为
的导函数,且
,
,若
为奇函数,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22add663bd26e87d972a10dc5fd9ada1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/703ed40bd5c0835d10ad9cbf7420d375.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c69506e7b74835041a192b927efd0da2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() |
C.![]() ![]() | D.存在![]() ![]() |
更新时间:2024-05-23 11:10:24
|
相似题推荐
单选题
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解题方法
【推荐1】函数
中,
满足对
有
,当
时,
;函数
;函数
.现给出
是偶函数;
在
上单调递增;
无最大值;
有
个零点这四个结论,则正确结论的编号是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8207fc6936311f406822a0259b58c189.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edce103a652be8bf1c6bc9f6bc9e723d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271efbaf59773ea27ff044734579eed4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e90016843f922a857e28acc13024a44a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f20352e3c35351a18beb2a4e7fe9f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb5b5fec4f1438c691ab28fc50473743.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9198fe3170d78c06a966df56c2fc15e.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】已知函数
的图象和函数
的图象有唯一交点,则实数m的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3cc8e777e1b1d72aa21a677cd32a704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6b928c0dc0305590acd8c7a799f06f9.png)
A.1 | B.3 | C.![]() | D.1或3 |
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【推荐1】已知函数f(x)=x2+ex-
(x<0)与g(x)=x2+ln(x+a)的图象上存在关于y轴对称的点,则实数a的取值范围是( )
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A.![]() | B.![]() |
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【推荐2】定义在R上的函数
,
满足
,
,
,
,则下列说法中错误 的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d5493d69789b783cec2659106000d00.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0f46344ad3b535a84c1d58dc30a6054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f07e4362f3fc00c0c9e7acf94f60810a.png)
A.![]() ![]() |
B.2是![]() |
C.函数![]() ![]() |
D.若![]() ![]() ![]() |
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【推荐1】过椭圆
上的任意一点M(不与顶点重合)作椭圆的切线交x轴于点N,O为坐标原点,过N作直线
的垂线交直线
于点P,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb7101fa9146fdec51d44b8bf481dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
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A.既没最大值也没最小值 | B.有最小值没有最大值 |
C.有最大值没有最小值 | D.为定值 |
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【推荐2】已知函数
及其导函数
定义域均为
,满足
,且
为奇函数,记
,其导函数为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/746e726f41962b2d77c400f5d138c39a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25bacb5a64d4ae725bfcce99f0496dfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c765461ae1a6c70f5cbdcb6c932a22b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22add663bd26e87d972a10dc5fd9ada1.png)
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A.![]() | B.2 | C.1 | D.0 |
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【推荐3】已知偶函数
与其导函数
的定义域均为
,且
也是偶函数,若
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b04824a308519a61318a82aa97a05.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】已知等差数列的公差不为0,且
成等比数列,若
,
为数列
的前
项和,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0bf5401d67a19f870870d6018fe89ff.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df4bc67d26b4e5392e24988cb6a6118a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】已知数列
的前n项和为
,若
是公差为d(
)的等差数列,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/832fd7a51831135b6ee6a01981db250e.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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