nhechtner9667 nhechtner9667
  • 18-09-2019
  • Mathematics
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Five married couples have bought 10 seats in the same row for a concert. In how many different ways can they be seated ​(a) with no​ restrictions? ​(b) if each couple is to sit​ together? ​(c) if all the men sit together to the right of all the​ women?

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omgwhatthehac omgwhatthehac
  • 18-09-2019

a) 10! b)5!.2!.2!.2!.2!.2! c) 5!.2!

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