嘿嘿,這題偶做過···簡化一下題目,也就是從64個量里面取出4個量.同時,因為這四個量是沒有順序要求的,所以直接套用公式,就是C的那個公式,列出式子是64!÷（4!*60!）=635376
鑒于你可能不是很明白公式（就是C、P那兩個）,又給你搜了下,鏈接在這
sat2 maths
sat2 maths
During March Madness,64 college basketball teams try to battle their way into the Final Four,or the semifinals of the national tournament.From the original 64 teams,how many different Final Four groupings can there be?
the answer is 635376
During March Madness,64 college basketball teams try to battle their way into the Final Four,or the semifinals of the national tournament.From the original 64 teams,how many different Final Four groupings can there be?
the answer is 635376
英語人氣：899 ℃時間：2020-05-31 21:29:19
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