高中数学代数与函数一其他练习题86
题目内容

已知函数 http://picflow.koolearn.com/upload/papers/20140823/20140823144454716248.gif的导函数为 http://picflow.koolearn.com/upload/papers/20140823/20140823144454732409.gif, http://picflow.koolearn.com/upload/papers/20140823/20140823144454747298.gif,如果 http://picflow.koolearn.com/upload/papers/20140823/20140823144454763418.gif,则实数 http://picflow.koolearn.com/upload/papers/20140823/20140823144454779187.gif的取值范围为( )

2021-07-16

A.(http://picflow.koolearn.com/upload/papers/20140823/20140823144454794395.gif

B.http://picflow.koolearn.com/upload/papers/20140823/20140823144454810440.gif

C.http://picflow.koolearn.com/upload/papers/20140823/20140823144454825299.gif

D.(-1,1)

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