There are n distinct white and n distinct black balls. If the number of ways of arranging them in a row so that neighbouring balls are of different colors is 1152, then value of n is
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answer is 4.
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Detailed Solution
Number of arrangements are 2n!n!Given that 2n!n!=1152or (n!)2=576or n!=24or n=4
There are n distinct white and n distinct black balls. If the number of ways of arranging them in a row so that neighbouring balls are of different colors is 1152, then value of n is