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(2008•漳州)一个数的立方根是它本身,则这个数是( ) A.0 B.1,0 ...
(2008•漳州)一个数的立方根是它本身,则这个数是( )
A.0
B.1,0
C.1,-1
D.1,-1或0
考点分析:
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(2008•漳州)如图,一套“福娃”书签,背面完全相同,将它们正面朝下放在一起,从中随机抽取一张,正好抽到“欢”的概率为( )
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A.
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B.
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C.
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D.
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(2008•漳州)下列命题是假命题的是( )
A.等角的补角相等
B.内错角相等
C.两点之间,线段最短
D.两点确定一条直线
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(2008•漳州)下列几何体,主视图是三角形的是( )
A.
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B.
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C.
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D.
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(2008•漳州)下列运算正确的是( )
A.a
3÷a
2=a
B.a
3+a
2=a
5C.(a
3)
2=a
5D.a
2•a
3=a
6
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(2010•衡阳)-
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的绝对值是( )
A.
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B.-2
C.-
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D.2
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