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標題:
Math & stat Q.
發問:
There are 3 letter-boxes marked P, Q and R and 8 letters marked A, B, C, D, E, F, G amd H. Find the number of ways in which the 8 letters can be placed in the boxes if there is no restrictions . 點解個ans.會係6561 ????? thank:)
最佳解答:
其他解答:
Math & stat Q.
發問:
There are 3 letter-boxes marked P, Q and R and 8 letters marked A, B, C, D, E, F, G amd H. Find the number of ways in which the 8 letters can be placed in the boxes if there is no restrictions . 點解個ans.會係6561 ????? thank:)
最佳解答:
此文章來自奇摩知識+如有不便請留言告知
Every letter can be place in either box P, Q or R. So, no. of ways = 3^8 = 6561其他解答:
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