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方程 http://picflow.koolearn.com/upload/papers/20140824/20140824003300137858.png有且仅有两个不同的实数解 http://picflow.koolearn.com/upload/papers/20140824/20140824003300153624.png,则以下结论正确的为(     )

发布时间:2021-07-20

A.http://picflow.koolearn.com/upload/papers/20140824/20140824003300168680.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824003300184680.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824003300200671.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824003300231628.png

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