candyultz candyultz
  • 07-08-2020
  • Mathematics
contestada

How many ways can 4 people sit in a row of 7 ​chairs?

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konrad509
konrad509 konrad509
  • 07-08-2020

[tex]7\cdot6\cdot5\cdot4=840[/tex]

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fibrvee
fibrvee fibrvee
  • 26-08-2020
four people can sit in a row of seven in three ways
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