1 . 已知曲线
,
,
,P为C上异于A,B的一点,直线
与直线
交于M,直线
与直线
交于点N,则有以下四种说法:
①存在两个定点,使得P到这两个定点的距离之和为定值
②直线
与直线
的斜率之差的最小值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
③
的最小值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad28387ae313e0d6528cb4f809acc0f7.png)
④当直线
的斜率大于
时,
大于![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99797d2ad06e662bf2d245b8e3f5ef70.png)
其中正确命题的序号为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ea3f1431ae5a8a0d30a94cafa7b71e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a18a7caa080988802ba1145b4fe4203.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08ef03f452410ab19c6246567c427178.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da322ac8867e8a47c6588601078abf18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39cc033406da2cdd342308972c6701f1.png)
①存在两个定点,使得P到这两个定点的距离之和为定值
②直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad28387ae313e0d6528cb4f809acc0f7.png)
④当直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99797d2ad06e662bf2d245b8e3f5ef70.png)
其中正确命题的序号为
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2 . 已知函数
的定义域为R,它的图像是一条连续的曲线,且满足:
,
,
在区间
上单调递增,则下列说法中,正确说法的序号是__________ .
①
;
②
的一个周期为2;
③
是奇函数;
④
的图象的一条对称轴是
;
⑤
在区间
上单调递增.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8df051df8792797fb2299ea8f3b1ed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a05e78f291a97c2257d4618c61f4c7b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4c52cbcc20bcbc23fb2ab7fa672ad02.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
⑤
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b3a3dfdae45ae925f9d92062a5f99b.png)
您最近一年使用:0次
2023-10-03更新
|
452次组卷
|
2卷引用:宁夏石嘴山市平罗中学2024届高三上学期第一次月考数学(理)试题(A)
名校
解题方法
3 . 函数
的定义域为R,其图像是一条连续的曲线,
在
上单调递增,且
为偶函数,
为奇函数,则下列说法中,正确说法的序号是__________ .
①
既不是奇函数也不是偶函数;
②
的最小正周期为4;
③
在
上单调递减;
④
是
的一个最大值;
⑤
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e81e15b871dd32b2438ef8025bcc42d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a616b9cc7d9b4a0a0955762154e320a9.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abc448f5765b01ab4b05740d5f8854ee.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0af39d972b8ddf96242d2a6e4a723f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb788ae88e457017bb81120b6a2e5ee.png)
⑤
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4fb4761431ca06264696fe063c32dc.png)
您最近一年使用:0次
2023-07-25更新
|
685次组卷
|
7卷引用:宁夏回族自治区石嘴山市平罗中学2022-2023学年高二下学期期末考试数学(理)试题(A卷)
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