高中数学代数与函数一其他练习题2
题目内容

利用数学归纳法证明“ http://picflow.koolearn.com/upload/papers/20140823/20140823150758953813.gif”的过程中, 由“n=k”变到“n=k+1”时,不等式左边的变化是(  )

2021-07-12

A.增加http://picflow.koolearn.com/upload/papers/20140823/20140823150758953437.gif

B.增加http://picflow.koolearn.com/upload/papers/20140823/20140823150758969402.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823150758985406.gif

C.增加http://picflow.koolearn.com/upload/papers/20140823/20140823150758985406.gif,并减少http://picflow.koolearn.com/upload/papers/20140823/20140823150759016379.gif

D.增加http://picflow.koolearn.com/upload/papers/20140823/20140823150758969402.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823150758985406.gif,并减少http://picflow.koolearn.com/upload/papers/20140823/20140823150759016379.gif

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