csmith9349 csmith9349
  • 15-06-2018
  • Mathematics
contestada

How many different orders can three students be selected from 10?

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Аноним Аноним
  • 15-06-2018
That would be the number of permutations of 3 from 10.

= 10P3  =  10! / 7! =  10*9*8 =  720
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