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函数 http://picflow.koolearn.com/upload/papers/20140823/20140823155601214423.gif的单调递减区间是(  )

发布时间:2021-07-16

A.(-http://picflow.koolearn.com/upload/papers/20140823/20140823155601230192.gif,0)

B.(0,+ http://picflow.koolearn.com/upload/papers/20140823/20140823155601230192.gif

C.(-1,1)

D.(-http://picflow.koolearn.com/upload/papers/20140823/20140823155601230192.gif,-1),(1,+http://picflow.koolearn.com/upload/papers/20140823/20140823155601230192.gif

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