Jb421 Jb421
  • 09-05-2017
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three couples go to the movies and sit together in a row of six seats. In how many ways can these people arrange themselves if each couple sits together?

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gisselleeb47 gisselleeb47
  • 09-05-2017
3C2 = 3*2/ 2*1 = 3 if the couples themselves do not interchange 6 if they do interchange
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