高中数学代数与函数一其他练习题85
题目内容

定义在 http://picflow.koolearn.com/upload/papers/20140823/20140823121640002204.gif上的函数 http://picflow.koolearn.com/upload/papers/20140823/20140823121640142287.gif满足 http://picflow.koolearn.com/upload/papers/20140823/20140823121640173582.gif,当 http://picflow.koolearn.com/upload/papers/20140823/20140823121640204234.gif时, http://picflow.koolearn.com/upload/papers/20140823/20140823121640142287.gif单调递增,如果 http://picflow.koolearn.com/upload/papers/20140823/20140823121640236414.gif,且 http://picflow.koolearn.com/upload/papers/20140823/20140823121640251599.gif,则 http://picflow.koolearn.com/upload/papers/20140823/20140823121640267536.gif的值为(   )

2021-07-16

A.恒小于http://picflow.koolearn.com/upload/papers/20140823/20140823121640298197.gif

B.恒大于http://picflow.koolearn.com/upload/papers/20140823/20140823121640298197.gif

C.可能为http://picflow.koolearn.com/upload/papers/20140823/20140823121640298197.gif

D.可正可负

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