作业帮1到35里中挑5个数字相乘等于725
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1到35里中挑5个数字相乘等于725
1到35里中挑5个数字相乘等于725
1到35里中挑5个数字相乘等于725
725＝5*145＝5*5*29
要挑5个整数只能是1 ,1,5 ,5 ,29或者1,1,1,25,29
如果可以选非整数可以是1,2.5,1.25 ,8 ,29,这样变化比较多了
725=1*5*5*29
如果数字要不重复则无解。
所有可能，选你所需
(1,1,1,25,29)
(1,1,1,29,25)
(1,1,5,5,29)
(1,1,5,29,5)
(1,1,25,1,29)
(1,1,25,29,1)
(1,1,29,1,25)
(1,1,29,5,5)
(1,1,29,25,1)
(1,5,1,5,29)
(1,5,1,29,...
全部展开
所有可能，选你所需
(1,1,1,25,29)
(1,1,1,29,25)
(1,1,5,5,29)
(1,1,5,29,5)
(1,1,25,1,29)
(1,1,25,29,1)
(1,1,29,1,25)
(1,1,29,5,5)
(1,1,29,25,1)
(1,5,1,5,29)
(1,5,1,29,5)
(1,5,5,1,29)
(1,5,5,29,1)
(1,5,29,1,5)
(1,5,29,5,1)
(1,25,1,1,29)
(1,25,1,29,1)
(1,25,29,1,1)
(1,29,1,1,25)
(1,29,1,5,5)
(1,29,1,25,1)
(1,29,5,1,5)
(1,29,5,5,1)
(1,29,25,1,1)
(5,1,1,5,29)
(5,1,1,29,5)
(5,1,5,1,29)
(5,1,5,29,1)
(5,1,29,1,5)
(5,1,29,5,1)
(5,5,1,1,29)
(5,5,1,29,1)
(5,5,29,1,1)
(5,29,1,1,5)
(5,29,1,5,1)
(5,29,5,1,1)
(25,1,1,1,29)
(25,1,1,29,1)
(25,1,29,1,1)
(25,29,1,1,1)
(29,1,1,1,25)
(29,1,1,5,5)
(29,1,1,25,1)
(29,1,5,1,5)
(29,1,5,5,1)
(29,1,25,1,1)
(29,5,1,1,5)
(29,5,1,5,1)
(29,5,5,1,1)
(29,25,1,1,1)
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