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函数 http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image001.png是定义在R上恒不为0的函数,对任意 http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image002.png都有 http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image003.png,若 http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image004.png,则数列 http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image005.png的前n项和S n的取值范围是(    )

发布时间:2021-08-03

A.http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image006.png

B.http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image007.png

C.http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image008.png

D.http://picflow.koolearn.com/upload/2013-01/25/66f9c894-d967-4f42-b0e2-aaa8fc9d4b0f/paper.files/image009.png

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