SOLUTION: "In how many ways can 8 people A, B, C, D, E, F, G and H be seated in a row if persons A and B must not sit next to each other?"

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Question 854774: "In how many ways can 8 people A, B, C, D, E, F, G and H be seated in a row if persons A and B must not sit next to each other?"
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

consider A and B to be one Unit ⇒ 7! is the number of ways of the 8 can be seated in a row