Aubee814 Aubee814
  • 12-10-2017
  • Mathematics
contestada

She knows that the three numbers are 16,21,22. how many different combinations are there.

Respuesta :

vivrd vivrd
  • 15-10-2017
We can use a factorial to solve this: 

3! = 3*2*1 = 6

So, there are 6 different combos. 
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