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There are n white and n black balls...

There are n white and n black balls market 1,2,3 . . . N the number of ways in which we can arrange these balls in a row so that neighboring balls are of different colours is

A

n!

B

(2n)!

C

`2(n!)^2`

D

`((2n)!)/((n!)^2)`

Text Solution

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The correct Answer is:
C
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