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(2009•青海)在函数y=中,自变量x的取值范围是A.x≥-2且x≠0B.x≤2且x≠0...
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(2009•青海)在函数y=
中,自变量x的取值范围是( )
A.x≥-2且x≠0
B.x≤2且x≠0
C.x≠0
D.x≤-2
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B.x≤2且x≠0
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(2009•青海)在函数y=中,自变量x的取值范围是( )
A.x≥-2且x≠0
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C.x≠0
D.x≤-2
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(2009•青海)在函数y=中,自变量x的取值范围是( )
A.x≥-2且x≠0
B.x≤2且x≠0
C.x≠0
D.x≤-2
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(2009•青海)在函数y=中,自变量x的取值范围是( )
A.x≥-2且x≠0
B.x≤2且x≠0
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