名校
1 . 下列命题正确的有( )
A.若复数![]() ![]() ![]() |
B.若复数![]() ![]() ![]() |
C.若复数![]() ![]() ![]() |
D.若复数![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
2 . 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.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知复数
(
为实数),若
,则
的值可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c6c5d6f388765456e5e658966d9ae7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/128cf2d830a0be68857f24280da22895.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.1 | D.3 |
您最近一年使用:0次
4 . 已知函数
,下列关于
的说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ba70b48aedfd52e2443e3bdcfbdf7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次
5 . 复数p,q,r在复平面内对应的点分别为P,Q,R,下列说法正确的有( )
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() | D.若![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
6 . 我们把方程
的实数解称为欧米加常数,记为
.
和
一样,都是无理数,
还被称为在指数函数中的“黄金比例”.下列有关
的结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09c9c4849920f9b5d6be15d5e73e33b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0047f659c182291c84c224df6b5e993f.png)
A.![]() |
B.![]() |
C.![]() ![]() |
D.函数![]() ![]() |
您最近一年使用:0次
解题方法
7 . 已知函数
是定义在
上的可导函数,其导函数分别为
,其中
的图象关于点
对称,
的图象关于直线
对称,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c0ed188d083966baaae94e6b86064f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a290d6204cec463ca2083cc899787fe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a948d2f7732d7f03e986c63712089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6afcd1a90bb498e48fc164edf3f81b55.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
8 . 已知函数
,
及其导函数
,
的定义域均为
,若
的图象关于直线
对称,
,
,且
,则( )
![](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/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22add663bd26e87d972a10dc5fd9ada1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18377150b1ced455e66c9054f7305379.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/097b4f1d906fa77a62768d8aa7490088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bb821d367d7b4fbb520368728aec3af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45014b89f4ad836abba5cc21342131bd.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
9 . 抛物线有如下光学性质:从焦点发出的光线,经抛物线上的一点反射后,反射光线平行于抛物线的对称轴.已知抛物线
的焦点为
,准线为
为抛物线
上两个动点,且
三点不共线,抛物线
在
两点处的切线分别为
在
上的射影点分别为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84107fc934c3519b7f9c0121506801c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22abc1e685d7e478ab0911ae7197b93a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a78559c9184218b6ca26670a268a23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/967c156a351caf549876464cc39790a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8454989732716850cb57ca15f8ef596.png)
A.点![]() ![]() ![]() | B.点![]() ![]() |
C.点![]() ![]() | D.![]() |
您最近一年使用:0次
名校
10 . 已知复数
,则下列命题正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0afe00fd10ab1cd7a832fc6ae86c1cf.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() ![]() |
D.![]() |
您最近一年使用:0次