!-
1.已知全集U?｛1，2，3，4，5，6｝集合A?{1.3.4.6},B?{2,4,5,6}，则A?CUB等于........()A.{1,3} B.{2,5} C.{4} D.?
2.已知集合A?｛x|?2?x?2},B?{x|x2?2x?0},则A?B等于……………….....( )
A.(0,2) B.(0,2] C.[0,2) D.[0,2]
)
3.已知集合P?{x|2x?3?0},a?1,则下列正确的是...............................................(A.a?P 4.函数f(x)?B.a?P
1?lg(1?x)的定义域是1?xC.a?P D.{a}?P
)
..............................................(A.(??,?1) B.(1,??) C.(?1,1)?(1,??) D.(??,??)
)
5.下列哪组中的两个函数是同一函数A.y?(x)2与y?x
...............................................(B.y?(3x)3与y?x
C.y?x与y?(x)
?0?6.已知f(x)???1?2x?3?(x?0)(x?0)(x?0)22x2D.y?x与y?
x33则f{f[f(5)]}等于..........................................()
A.0 B.?1 C.5 D.?5
)
7.下列四个函数中，在区间(0,??)上是减函数的是.............................................(A.y?log3x
B.y?3x
C.y?x D.y?1 x8f(x)为定义在R上的奇函数，当x?0时，f(x)?2x?2x?b（b为常数）,则f(?1)?（）A.3 B.1 C.?1 D.?3
9.函数y?16?4x的值域是A.[0,??)
B.[0,4]
.............................................(C.[0,4)
D.(0,4)
)
10.log22的值是............................................................(A.?2
B.2
C.?112 D.2 11.在同一坐标系中画出函数y?logax,y?ax,y?x?a的图象，正确的是.........(
12.如果函数f(x)?logax(a?1)在区间[a,2a]上的最大值是最小值的3倍，则a?(A.2
B.3
C.2 D.3
13.根据表格中的数据，可以判定方程ex?x?2?0的一个根所在的区间为........(
A.(?1,0) B.(0,1) C.(1,2) D.(2,3)
14.设函数f(x)?2x?lnx?6的零点为m,则m所在的区间为...................................(A.(0,1)
B.(1,2)
C.(2,3)
D.(3,4)
15.一个角的度数是405?，化为弧度数是.......................................................................(A.83??9?36 B.7?4 C.136 D.4 16.已知sin2??0,且cos??0,则?的终边落在..........................................................(A.第一象限
B.第二象限 C.第三象限 D.第四象限
17.sin240?的值为..........................................................................(A.?12 B.12 C.?3 32D.2 !-
))))))))18.sin23?6等于...........................................................................(A.?312 B.?12 C.2 D.32 19.计算sin43?cos13??cos43?sin13?的结果等于....................................................(A.122 B.33 C.2 D.32 20.sin75?cos30??cos75?sin30?的值为....................................................................(A.1
B.12 C.22 D.32 21.函数y?sin2xcos2x的最小正周期是...................................................................(A.?2 B.??4
C.2? D.?
22.函数y?sin(2x?)的最小正周期是....................................................................(A.?52 B.? C.2? D.4? 23.函数f(x)?sin(?4?x)的一个单调增区间为.........................................................(A.(3?4,7?4) B.(??3??4,4)
C.(?2,?2)
D.(?3?4,?4) 24.函数y?3?sin2x?4cosx的最小值为..................................................................(A.?2
B.?1
C.?6
D.?3
25.y?tan2x的定义域是..............................................................................................( A.{x|x??2?k?,x?R,k?Z} B.{x|x???2k?,x?R,k?Z} C.{x|x???k?42,x?R,k?Z} D.{x|x??24?k?,x?R,k?Z}
26.函数f(x)?2sinxcosx是..........................................................................................(A.最小正周期为2?的奇函数 B.最小正周期为2?的偶函数 C.最小正周期为?的奇函数
D.最小正周期为?的偶函数
!-
)))))))))
数学业水平检验测试经典编辑试题
