解题方法
1 . 已知函数
是
上的奇函数,且过点
,对于一切正实数
,都有
. 当
时,
恒成立,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0d54423c3e960b9ce8e9303f4a4ad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff44456e5e1d5cc91392aa3901e0ae3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53e036700c90418869c4880f676c207a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
A.![]() |
B.![]() ![]() |
C.![]() |
D.当![]() ![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知抛物线
的焦点
与圆
的圆心重合,若点
、
分别在
、
上运动,点
则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c156c3b344e637b4f86404f2711940.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caac38b60e247d5e6e01009a8c38b22c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0617005029053b043c673d15b1f29bdd.png)
A.当直线![]() ![]() ![]() |
B.![]() ![]() |
C.过![]() ![]() ![]() ![]() ![]() |
D.设![]() ![]() ![]() |
您最近一年使用:0次
名校
3 . 已知正实数
,
,
,且
,
,
,
为自然数,则满足
恒成立的
,
,
可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce613eaa5df46a50174085ef5d1087fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da7204ebb165d62bf4121ce3ae1b4406.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
A.![]() ![]() ![]() | B.![]() ![]() ![]() |
C.![]() ![]() ![]() | D.![]() ![]() ![]() |
您最近一年使用:0次
2024-05-19更新
|
1769次组卷
|
3卷引用:山东省青岛第二中学2024届高三下学期二模考试数学试题
4 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7737313c699e9902ee30ea1d4e1db53b.png)
A.曲线![]() ![]() ![]() |
B.方程![]() |
C.曲线![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
5 . 已知圆锥
为底面圆心
的轴截面是面积为1的等腰直角三角形,
是底面圆周上的一个动点,直线
满足
,设直线
与
所成的角为
,直线
与
所成的角为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084baf3d1ad539acc1e0002d1fc3e163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ed8f34be15c3cc76705f1045b1a7e63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602d0265aa2b89076b0cff90853f7cfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602d0265aa2b89076b0cff90853f7cfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
A.![]() ![]() | B.该圆锥内切球的表面积为![]() |
C.![]() ![]() | D.![]() |
您最近一年使用:0次
6 . 设
,
是抛物线C:
上两个不同的点,以A,B为切点的切线交于点
.若弦AB过焦点F,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c663466d641b5fdfef1e529d6c330ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166afeb61d5a80366a8ae29c912cd644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/088fcdd595455906a1a7080d630611f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbec8b46231e412ddce55cc96634e182.png)
A.![]() | B.若PA的方程为![]() ![]() |
C.点P始终满足![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/008258ff3b73f82966d7db78e09c57be.png)
A.函数![]() ![]() |
B.函数![]() |
C.当![]() ![]() |
D.设数列![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-04-26更新
|
1313次组卷
|
3卷引用:山东省日照市五莲县第一中学2024届高考模拟预测(一)数学试题
名校
解题方法
8 . 已知函数
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61cc8f08c6ada5499a260607a4c908d7.png)
A.若动直线![]() ![]() ![]() ![]() ![]() |
B.若动直线![]() ![]() ![]() ![]() ![]() |
C.若动直线![]() ![]() ![]() |
D.若![]() ![]() |
您最近一年使用:0次
2024-04-19更新
|
770次组卷
|
2卷引用:山东省聊城市2024届高三下学期模拟考试(二模)数学试题
名校
9 . 已知
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72767ef7b2aee1d584c52ffe2007dfd0.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() |
D.对于![]() |
您最近一年使用:0次
2024-04-12更新
|
586次组卷
|
3卷引用:山东省枣庄市第三中学2023-2024学年高二下学期4月质量检测考试数学试题
10 . 给定数列
,定义差分运算:
.若数列
满足
,数列
的首项为1,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63592c87b83e1b785df38bc98621805b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/157352244f7facf1f01a5760b5d507b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca29125a4d8d639af154c165d75cfd6a.png)
A.存在![]() ![]() |
B.存在![]() ![]() |
C.对任意![]() ![]() ![]() |
D.对任意![]() ![]() ![]() |
您最近一年使用:0次