1/()+1/()+1/()+1/()+1/()+1/()=1
()不能为相同数,不好意思……
人气:434 ℃ 时间:2020-04-11 12:34:58
解答
此题可能有不止以下2
1=1/6+5/6
=1/6+15/18
=1/6+1/18+14/18
=1/6+1/18+7/9
=1/6+1/18+1/9+6/9
=1/6+1/18+1/9+2/3
=1/6+1/18+1/9+8/12
=1/6+1/18+1/9+1/12+7/12
=1/6+1/18+1/9+1/12+3/12+4/12
=1/6+1/18+1/9+1/12+1/4+1/3
1=1/7+6/7
=1/7+36/42
=1/7+1/42+35/42
=1/7+1/42+5/6
=1/7+1/42+25/30
=1/7+1/42+1/30+24/30
=1/7+1/42+1/30+4/5
=1/7+1/42+1/30+16/20
=1/7+1/42+1/30+1/20+15/20
=1/7+1/42+1/30+1/20+3/4
=1/7+1/42+1/30+1/20+1/4+2/4
=1/7+1/42+1/30+1/20+1/4+1/2
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