云南省成人高考高升专文科数学考试题库及答案(十)
云南省成人高考高升专文科数学考试题库及答案是优题宝题库根据云南省成人高考高升专文科数学考试整理的试题集(参考答案见文章末尾)。你也可以通过“成人高考优题宝”小程序进行刷题练习,支持按云南省成人高考高升专文科数学考点进行专项练习,查漏补缺巩固知识点,充分利用碎片化的时间学习云南省成人高考高升专文科数学知识,祝你考试顺利通过!
1、用0,1,2,…,9这十个数字,可以组成没有重复数字的三位数的个数为
A.720
B.648
C.620
D.548
2、由0,1,2,3,4五个数字组成没有重复数字的五位偶数的个数为()
A.<>A.120个
B.60个
C.36个
D.24个
3、直线2x+3y-6=0关于y轴对称的直线方程是()
A.<>A.2x-3y-6=0
B.2x-3y+6=0
C.2x+3y+6=0
D.2x+3y-6=0
4、由1,2,3,4组成的无重复数字的四位数,按从小到大的顺序排成一个数列{an),则 a18等于()
A.<>A.1243
B.3421
C.4123
D.3412
5、设定义域在R上的函数f(x)=x|x|,则f(x)是
A.奇函数,增函数
B.偶函数,增函数
C.奇函数,减函数
D.偶函数,减函数
6、两条直线2x+y+1=0和2x+y+m=0的位置关系是
A.平行
B.相交
C.垂直
D.根据m的值确定
7、已知2a+b=3c,3a-b=2c,a与b的关系是
A.a=6
B.a=2b
C.a=-b
D.a=b
8、由数字1,2,3,4,5组成无重复数字的二位奇数个数是
A.5
B.8
C.10
D.12
9、下列函数中,为奇函数的是()
A.<>A.y=㏒3X
B.y=3x
C.y=3x2
D.y=3sin x
10、抛物线y=x2+x+3的焦点坐标是()
A.<>A.(-1/2,5/2)
B.(-1/2,3)
C.(-1/2,11/4)
D.(-1/2,-11/4)
11、函数y=-x2/2+x-2的最大值是()
A.<>A.-1
B.1/2
C.1
D.-3/2
12、b = 0 是直线y = kx + b 过原点的()
A.<>A.充分但不必要条件
B.必要但不充分条件
C.充要条件
D.既不充分也不必要条件
13、_______ idea of _______ sounds much better than Clare’s.
A.The, hers
B.That, her
C.That, hers
D.One, her
14、Our school ________ new facilities.
A.is equipped with
B.equips with
C.will be equip with
D.has equip with
15、I made this myself but it was _______ who taught me.
A.he
B.him
C.himself
D.by him
16、He had his bicycle _______ yesterday.
A.repair
B.repairing
C.repaired
D.be repaired
17、He regretted _______the decision too hastily.
A.make
B.to make
C.making
D.have maked
18、The professor insisted that we _______ our homework before next month.
A.handed in
B.will hand in
C.hand in
D.must hand in
19、It ______ me of the country which we visited last summer.
A.remembers
B.recalls
C.reminds
D.tells
20、John was _______ he lay down for an hour before dinner.
A.so tired as
B.so tired that
C.too tired that
D.too tired so
【参考答案】
1B
2B
3B
4B
5A