aallyfulmer aallyfulmer
  • 24-05-2017
  • Mathematics
contestada

find the number of permutations on the first 12 letters taken 3 at a time

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apologiabiology
apologiabiology apologiabiology
  • 24-05-2017
slot method
12 in 1st slot
11 in 2nd slot
10 in 3rd slot

12*11*10=1210 possible permutations
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