高中数学代数与函数一其他练习题2
题目内容

用数学归纳法证明不等式 http://picflow.koolearn.com/upload/papers/20140824/201408240156214901306.png,第二步由k到k+1时不等式左边需增加(      )

2021-07-12

A.http://picflow.koolearn.com/upload/papers/20140824/20140824015621506411.png

B.http://picflow.koolearn.com/upload/papers/20140824/20140824015621522607.png

C.http://picflow.koolearn.com/upload/papers/20140824/20140824015621537742.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824015621553829.png

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