2013年成人高考高升本《理科数学》模拟试卷(5)
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11、
下列四组中的函数f(x),g(x)表示同一函数的是( )
A.
B.
C.
D.
12、
A.4/9
B.1/3
C.2/9
D.1/9
13、

A.4π
B.2π
C.π
D.π/2
14、

A.10
B.9
C.8
D.7
15、

A.
B.
C.
D.
16、
已知f(x)是偶函数,定义域为(-∞,+∞),且在[0,+∞)上是减函数,设P=a2-a+1(a∈R),则( )
A.
B.
C.
D.
17、
3人坐在一排8个座位上,若每人的左右两边都有空座位,则坐法共有( )
A.6种
B.12种
C.18种
D.24种
下列四组中的函数f(x),g(x)表示同一函数的是( )
A.

B.

C.
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D.

12、

A.4/9
B.1/3
C.2/9
D.1/9
13、

A.4π
B.2π
C.π
D.π/2
14、

A.10
B.9
C.8
D.7
15、

A.

B.
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C.
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D.
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16、
已知f(x)是偶函数,定义域为(-∞,+∞),且在[0,+∞)上是减函数,设P=a2-a+1(a∈R),则( )
A.

B.

C.
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D.
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17、
3人坐在一排8个座位上,若每人的左右两边都有空座位,则坐法共有( )
A.6种
B.12种
C.18种
D.24种