高中数学代数与函数一其他练习题89
题目内容

若函数 http://picflow.koolearn.com/upload/papers/20140824/20140824012450736845.png恰有三个单调区间,则实数 http://picflow.koolearn.com/upload/papers/20140824/20140824012450752283.png的取值范围为 (    )

2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140824/20140824012450783560.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824012450783532.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824012450798758.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824012450830715.png

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