高中数学代数与函数一其他练习题129
题目内容

若a>0,b>0,则不等式-b<http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602109881.gif<a等价于

2021-07-20

A.-http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602125880.gif<x<0或0<x<http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602156880.gif

B.-http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602203872.gif<x<http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602218872.gif

C.x<-http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602265872.gif或x>http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602281872.gif

D.x<-http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602296871.gif或x>http://picflow.koolearn.com/upload/papers/g02/20111114/20111114124602312880.gif

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