高中数学代数与函数一其他练习题86
题目内容

函数 http://picflow.koolearn.com/upload/papers/20140823/20140823162141202400.gif的导函数图象如图所示,则下面判断正确的是 http://picflow.koolearn.com/upload/papers/20140823/201408231621412966826.gif

2021-07-16

A.在(-3,1)上http://picflow.koolearn.com/upload/papers/20140823/20140823162141312254.gif是增函数

B.在http://picflow.koolearn.com/upload/papers/20140823/20140823162141327216.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823162141312254.gif有极大值

C.在http://picflow.koolearn.com/upload/papers/20140823/20140823162141436218.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823162141312254.gif取极大值

D.在(1,3)上http://picflow.koolearn.com/upload/papers/20140823/20140823162141312254.gif为减函数http://picflow.koolearn.com/upload/papers/20140823/2014082316214149972.gif

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