SOLUTION: In how many ways can 6 trees be planted in a circle?

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Question 1021258: In how many ways can 6 trees be planted in a circle?
Answer by FrankM(1040) About Me  (Show Source):
You can put this solution on YOUR website!
If you said "in a line" it would be 6! but a circle can be rotated, and the first 6 cancels off, the answer is 5! = 5*4*3*2*1= 720