高中数学代数与函数一其他练习题90
题目内容

函数 http://picflow.koolearn.com/upload/papers/20140824/20140824045456322487.png,函数 http://picflow.koolearn.com/upload/papers/20140824/20140824045456338361.png,它们的定义域均为 http://picflow.koolearn.com/upload/papers/20140824/20140824045456354261.png,并且函数 http://picflow.koolearn.com/upload/papers/20140824/20140824045456369234.png的图像始终在函数 http://picflow.koolearn.com/upload/papers/20140824/20140824045456385240.png的上方,那么 http://picflow.koolearn.com/upload/papers/20140824/20140824045456385146.png的取值范围是(   )

2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140824/20140824045456400272.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824045456416256.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824045456432365.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824045456447338.png

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