高中数学代数与函数一其他练习题131
题目内容

不等式|x+1|(2x-1)≥0的解集为

2021-07-20

A.{x|x≥http://picflow.koolearn.com/upload/papers/g02/20110524/20110524162255658923.gif}

B.{x|x≤-1或x≥http://picflow.koolearn.com/upload/papers/g02/20110524/20110524162255674923.gif}

C.{x|x=-1或x≥http://picflow.koolearn.com/upload/papers/g02/20110524/20110524162255690923.gif}

D.{x|-1≤x≤http://picflow.koolearn.com/upload/papers/g02/20110524/20110524162255737923.gif}

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