If 3 Americans, 4 British people and 2 French people are to be seated in a row, how many seating arrangements are possible when people of the same nationality must sit next to each other? 2!*3!*3!*4! 9!/(2!*3!*4!) 2!*3!*4! 9!

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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If 3 Americans, 4 British people and 2 French people are to be seated in a row,
how many seating arrangements are possible when people of the same
nationality must sit next to each other?
2!*3!*3!*4! 9!/(2!*3!*4!)
2!*3!*4!
9!
Transcribed Image Text:If 3 Americans, 4 British people and 2 French people are to be seated in a row, how many seating arrangements are possible when people of the same nationality must sit next to each other? 2!*3!*3!*4! 9!/(2!*3!*4!) 2!*3!*4! 9!
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