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(2006•潍坊)函数y=中,自变量x的取值范围是A.x≥-1B.x>2C.x>-1且x≠...
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(2006•潍坊)函数y=
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)
中,自变量x的取值范围是( )
A.x≥-1
B.x>2
C.x>-1且x≠2
D.x≥-1且x≠2
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