reynazazocoteco
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  • 22-05-2017
  • Mathematics
contestada

How many permutations exist of the letters a, b, c, d taken four at a time?
A)24
B)12
C)4

Respuesta :

hdizz
hdizz hdizz
  • 22-05-2017
The answer to this is A, 24
4*3*2*1=24 
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