emma9crimon emma9crimon
  • 24-11-2016
  • Biology
contestada

In how many ways can 5 different trees be planted in a circle?

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syed514
syed514 syed514
  • 24-11-2016
The number of arrangements of n objects in a circle is (n − 1)! So, it can be planted in 4 different ways...

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