高中数学代数与函数一其他练习题10
题目内容

http://picflow.koolearn.com/upload/papers/20140823/20140823124702724493.gif的展开式中含 http://picflow.koolearn.com/upload/papers/20140823/20140823124702802187.gif的正整数指数幂的项数是( http://picflow.koolearn.com/upload/papers/20140823/2014082312470283465.gif )

2021-07-12

A.1    

B.http://picflow.koolearn.com/upload/papers/20140823/20140823124702896190.gif    

C.http://picflow.koolearn.com/upload/papers/20140823/20140823124702896138.gif     

D.http://picflow.koolearn.com/upload/papers/20140823/20140823124702912198.gif

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