高中数学代数与函数一其他练习题89
题目内容

已知函数 http://picflow.koolearn.com/upload/papers/20140824/20140824014709094509.png在R上可导,且 http://picflow.koolearn.com/upload/papers/20140824/20140824014709109880.png,则 http://picflow.koolearn.com/upload/papers/20140824/20140824014709140450.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824014709156466.png的大小关系是(   )

2021-07-16

A.f (-1 ) =" f" ( 1 )

B.f (-1 ) < f ( 1 )

C.f (-1) > f ( 1 )

D.不能确定

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