高中数学代数与函数一函数练习题59
题目内容

设函数 http://picflow.koolearn.com/upload/2014-05/08/b73c8066-c376-458c-b49d-e4ffae7947e6/paper.files/image007.png,对任意 http://picflow.koolearn.com/upload/2014-05/08/b73c8066-c376-458c-b49d-e4ffae7947e6/paper.files/image008.png恒成立,则实数m的取值范围是(    )

2021-08-03

A.http://picflow.koolearn.com/upload/2014-05/08/b73c8066-c376-458c-b49d-e4ffae7947e6/paper.files/image009.png

B.http://picflow.koolearn.com/upload/2014-05/08/b73c8066-c376-458c-b49d-e4ffae7947e6/paper.files/image010.png

C.http://picflow.koolearn.com/upload/2014-05/08/b73c8066-c376-458c-b49d-e4ffae7947e6/paper.files/image011.png

D.http://picflow.koolearn.com/upload/2014-05/08/b73c8066-c376-458c-b49d-e4ffae7947e6/paper.files/image012.png

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