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二次项系数最大的项是哪一项

更新时间: 2021-05-01 21:04:58     

展开式中二次项式中系数最大的项求法如下:

1、如果N为偶数时,最大的项是中间的一项;(即:第N/2+1)。

2、如果N为奇数时,最大的项是中间的两项;(即:第(N+1)/2项和第(N+1)/2+1项)。

关键词: 系数

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