高中数学代数与函数一函数练习题86
题目内容

已知 http://picflow.koolearn.com/upload/papers/20140823/20140823150314081270.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823150314097276.gif是定义在 http://picflow.koolearn.com/upload/papers/20140823/20140823150314159213.gif上的连续函数,如果 http://picflow.koolearn.com/upload/papers/20140823/20140823150314081270.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823150314097276.gif仅当 http://picflow.koolearn.com/upload/papers/20140823/20140823150314284239.gif时的函数值为0,且 http://picflow.koolearn.com/upload/papers/20140823/20140823150314300409.gif,那么下列情形不可能出现的是(   )

2021-08-04

A.0是http://picflow.koolearn.com/upload/papers/20140823/20140823150314081270.gif的极大值,也是http://picflow.koolearn.com/upload/papers/20140823/20140823150314097276.gif的极大值

B.0是http://picflow.koolearn.com/upload/papers/20140823/20140823150314081270.gif的极小值,也是http://picflow.koolearn.com/upload/papers/20140823/20140823150314097276.gif的极小值

C.0是http://picflow.koolearn.com/upload/papers/20140823/20140823150314081270.gif的极大值,但不是http://picflow.koolearn.com/upload/papers/20140823/20140823150314097276.gif的极值

D.0是http://picflow.koolearn.com/upload/papers/20140823/20140823150314081270.gif的极小值,但不是http://picflow.koolearn.com/upload/papers/20140823/20140823150314097276.gif的极值

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