名校
解题方法
1 . 设向量
,
,当且仅当
,且
时,则称
;当且仅当
,且
时,则称
,则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2c857eec21dd64ccf0ba530883bb6cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bcab0226effeccd2a336c23079bc1be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7104776ff89344dbad71ae372b2c6a1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f99df1a7b58018125b99578b779342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07cdd9c2869c27bbfc94c64db1d2fb63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/421a7d6f54bf58a7a4f4ce61e06aefa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b59c438b3fe59e2f28c959f992e01512.png)
A.若![]() ![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.若![]() ![]() ![]() |
您最近一年使用:0次
名校
2 . 已知
是定义域为
的偶函数,
为奇函数,当
时,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64370d4da3751d2db95d5f013d57439b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d58567d3cb3137e68b7ff1671cd8433.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a69ead58ee462eca5b745199f6e5534.png)
A.当![]() ![]() |
B.当![]() ![]() |
C.![]() ![]() ![]() |
D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知复数
,且
的虚部为3,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3c41da6a078c6fdc6d5cef7138de789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0310730c04e6fa315c2ca17024a93918.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
2024-05-29更新
|
618次组卷
|
2卷引用:河南省南阳市第一中学校2023-2024学年高三下学期模拟预测数学试题
名校
解题方法
4 . 已知椭圆
,点
分别为
的左、右焦点,点
分别为
的左、右顶点,过原点且斜率不为0的直线
与
交于
两点,直线
与
交于另一点
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27e4397b76638266f40e7b589b46d13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91edc7e2d4811f5ea6c01284cf00393a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91edc7e2d4811f5ea6c01284cf00393a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91edc7e2d4811f5ea6c01284cf00393a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86dbcf83cd5d3421b3eed7be7dab32d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91edc7e2d4811f5ea6c01284cf00393a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() ![]() |
D.![]() |
您最近一年使用:0次
2024-05-29更新
|
394次组卷
|
2卷引用:河南省南阳市第一中学校2023-2024学年高三下学期模拟预测数学试题
名校
5 . 设
、
为复数,则下列命题正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa224ed9be8766a4d0b5138bd57de0f0.png)
A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() |
您最近一年使用:0次
2024-05-27更新
|
366次组卷
|
2卷引用:河南省信阳市新县高级中学2024届高三考前第六次适应性考试数学试题
名校
解题方法
6 . 已知函数
,
且满足
,
,对任意的
恒有
,且
为
的极值点,则下列等式成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1857a9c5edb2cd23cca24bfbcb9fdb8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca83d5dea2d5c02ac18a9c9496ca57e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/722f374fcc31e9223522ae551b487ad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dc977b727f526b6d8bd7ede00111c10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d96f8ef8f59ee78b277adefb311eff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de49a78e59bbba60b0d22f2616480987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5471cd336689527ee568f69b983b3d45.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知函数
的定义域为
,设
,且
,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1430d1f29cfef4bae3b2fe23afdc361b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f5db774f39a9c9369b5619130a5544f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fe8f058f40c29252b5f924a859f8422.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
8 . 已知正方体
的棱长为2,
分别是边
的中点. 下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd694ad3a4733c7c84aaa7946aeea4de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa67bd9c7e7d07b7c0689cb553ae5ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fa2b43c5ddafa2e07effce8da48131.png)
A.![]() |
B.三棱锥![]() |
C.三棱锥![]() ![]() |
D.以![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3817556b03e5a1dcbadd172595bdba1.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.![]() ![]() ![]() |
您最近一年使用:0次
2024-05-24更新
|
490次组卷
|
2卷引用:河南省TOP二十名校2024届高三下学期冲刺二数学试题
解题方法
10 . 已知函数
为定义在
上的函数
的导函数,
为奇函数,
为偶函数,且
,则下列说法正确的有( )
![](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/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e356a6e54a669fda721085096c8416db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e81e15b871dd32b2438ef8025bcc42d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b5d0ee407ab6b3e68dd80c415366a79.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次