[問題] 數學JJ#278
278. A,B,C,D,E,F 六個人,圍著一個圓桌坐,A要坐在靠窗的位置,B要坐在A旁邊,
問共有幾種做法。
解答:2*p(4,4)
問題:不太懂解答在寫什麼 這題怎麼算阿?
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◆ From: 174.1.45.169
推
10/14 08:26, , 1F
10/14 08:26, 1F
→
10/14 08:27, , 2F
10/14 08:27, 2F
推
10/14 08:30, , 3F
10/14 08:30, 3F
推
10/14 09:07, , 4F
10/14 09:07, 4F
推
10/14 09:15, , 5F
10/14 09:15, 5F
→
10/14 09:18, , 6F
10/14 09:18, 6F
→
10/14 09:18, , 7F
10/14 09:18, 7F
→
10/14 09:22, , 8F
10/14 09:22, 8F
推
10/14 09:27, , 9F
10/14 09:27, 9F
→
10/14 10:52, , 10F
10/14 10:52, 10F
→
10/14 10:53, , 11F
10/14 10:53, 11F
推
10/14 11:00, , 12F
10/14 11:00, 12F
→
10/14 11:02, , 13F
10/14 11:02, 13F
→
10/14 11:02, , 14F
10/14 11:02, 14F
推
10/14 11:04, , 15F
10/14 11:04, 15F
推
10/14 11:07, , 16F
10/14 11:07, 16F
→
12/02 18:42,
7年前
, 17F
12/02 18:42, 17F
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