高中数学代数与函数一其他练习题3
题目内容

用数学归纳法证明1+ http://picflow.koolearn.com/upload/papers/20140824/20140824053248310338.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824053248357303.png+…+ http://picflow.koolearn.com/upload/papers/20140824/20140824053248373449.png> http://picflow.koolearn.com/upload/papers/20140824/20140824053248388541.png (n∈N *)成立,其初始值至少应取(  )

2021-07-12

A.7

B.8

C.9

D.10

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