高中数学代数与函数一其他练习题138
题目内容

一元二次不等式 http://picflow.koolearn.com/upload/papers/20140823/20140823160038224493.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823160038240464.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823160038255318.gif的解集分别为M、N、P,则M、N、P的包含关系是(       )

2021-07-21

A.http://picflow.koolearn.com/upload/papers/20140823/20140823160038286466.gif

B.http://picflow.koolearn.com/upload/papers/20140823/20140823160038474471.gif

C.http://picflow.koolearn.com/upload/papers/20140823/20140823160038520476.gif

D.http://picflow.koolearn.com/upload/papers/20140823/20140823160038536461.gif

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