2013年成人高考高升本《理科数学》模拟试卷(2)
导读:
进入全真模拟考场在线测试此套试卷,可查看答案及解析并自动评分 >> 在线做题
本文导航
11、
![](//wximg.233.com/attached/image/20130829/20130829105716801680.jpg)
A.24
B.![](//wximg.233.com/attached/image/20130829/20130829105769106910.jpg)
C.![](//wximg.233.com/attached/image/20130829/2013082910570385385.jpg)
D.6
12、
命题甲:x>π,命题乙:x>2π,则甲是乙的( )
A.充分条件但不是必要条件
B.必要条件但不是充分条件
C.充分必要条件
D.不是必要条件也不是充分条件
13、
![](//wximg.233.com/attached/image/20130829/20130829100921622162.jpg)
A.![](//wximg.233.com/attached/image/20130829/20130829100996069606.jpg)
B.![](//wximg.233.com/attached/image/20130829/20130829101033273327.jpg)
C.![](//wximg.233.com/attached/image/20130829/2013082910100199199.jpg)
D.![](//wximg.233.com/attached/image/20130829/20130829101169706970.jpg)
14、
![](//wximg.233.com/attached/image/20130828/20130828104917401740.jpg)
A.![](//wximg.233.com/attached/image/20130828/20130828105022382238.jpg)
B.![](//wximg.233.com/attached/image/20130828/20130828105047974797.jpg)
C.![](//wximg.233.com/attached/image/20130828/20130828105078937893.jpg)
D.![](//wximg.233.com/attached/image/20130828/20130828105169806980.jpg)
15、 已知f(x+1)=X2-4,则f(x-1)=( )
A.x2-4x
B.x2-4
C.x2+4x
D.x2
16、
某人打靶的命中率为0.8,现射击5次,那么恰有两次击中的概率为( )
A.![](//wximg.233.com/attached/image/20130829/20130829091056995699.jpg)
B.![](//wximg.233.com/attached/image/20130829/20130829091049294929.jpg)
C.![](//wximg.233.com/attached/image/20130829/20130829091199889988.jpg)
D.![](//wximg.233.com/attached/image/20130829/20130829091118811881.jpg)
17、
设a,b为实数且a>2,则下列不等式中不成立的是( )
A.ab>2b
B.2a≥a
C.![](//wximg.233.com/attached/image/20130828/20130828104528402840.jpg)
D.a2>2a
![](http://wximg.233.com/attached/image/20130829/20130829105716801680.jpg)
A.24
B.
![](http://wximg.233.com/attached/image/20130829/20130829105769106910.jpg)
C.
![](http://wximg.233.com/attached/image/20130829/2013082910570385385.jpg)
D.6
12、
命题甲:x>π,命题乙:x>2π,则甲是乙的( )
A.充分条件但不是必要条件
B.必要条件但不是充分条件
C.充分必要条件
D.不是必要条件也不是充分条件
13、
![](http://wximg.233.com/attached/image/20130829/20130829100921622162.jpg)
A.
![](http://wximg.233.com/attached/image/20130829/20130829100996069606.jpg)
B.
![](http://wximg.233.com/attached/image/20130829/20130829101033273327.jpg)
C.
![](http://wximg.233.com/attached/image/20130829/2013082910100199199.jpg)
D.
![](http://wximg.233.com/attached/image/20130829/20130829101169706970.jpg)
14、
![](http://wximg.233.com/attached/image/20130828/20130828104917401740.jpg)
A.
![](http://wximg.233.com/attached/image/20130828/20130828105022382238.jpg)
B.
![](http://wximg.233.com/attached/image/20130828/20130828105047974797.jpg)
C.
![](http://wximg.233.com/attached/image/20130828/20130828105078937893.jpg)
D.
![](http://wximg.233.com/attached/image/20130828/20130828105169806980.jpg)
15、 已知f(x+1)=X2-4,则f(x-1)=( )
A.x2-4x
B.x2-4
C.x2+4x
D.x2
16、
某人打靶的命中率为0.8,现射击5次,那么恰有两次击中的概率为( )
A.
![](http://wximg.233.com/attached/image/20130829/20130829091056995699.jpg)
B.
![](http://wximg.233.com/attached/image/20130829/20130829091049294929.jpg)
C.
![](http://wximg.233.com/attached/image/20130829/20130829091199889988.jpg)
D.
![](http://wximg.233.com/attached/image/20130829/20130829091118811881.jpg)
17、
设a,b为实数且a>2,则下列不等式中不成立的是( )
A.ab>2b
B.2a≥a
C.
![](http://wximg.233.com/attached/image/20130828/20130828104528402840.jpg)
D.a2>2a