=(19-1)(20-1)(21-1)...(97-1)
=18*19*20...*96
=96!(阶乘)/17!
=2.7880601239673163745014598311576e+135
我错了
计算(19/1-1)(20/1-1)(21/1-1)...(97/1-1)=多少
计算(19/1-1)(20/1-1)(21/1-1)...(97/1-1)=多少
数学人气:367 ℃时间:2020-01-01 06:18:45
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