高中数学代数与函数一数列106
题目内容

等差数列 http://picflow.koolearn.com/upload/papers/20140824/20140824020655678402.png中的 http://picflow.koolearn.com/upload/papers/20140824/20140824020655694284.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824020655710386.png是函数 http://picflow.koolearn.com/upload/papers/20140824/20140824020655710816.png的极值点,则 http://picflow.koolearn.com/upload/papers/20140824/20140824020655741537.png(   )

2021-09-28

A.http://picflow.koolearn.com/upload/papers/20140824/20140824020655756273.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824020655772249.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824020655788235.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824020655819265.png

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