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Discrete Mathematics Level 2

Let the number of ways in which 9 children can be arranged around a circular table be \(T\).

Find the sum of the digits of \(T\).

Details & Assumption - :

1)Clock-wise & Anti-clockwise arrangements are considered the same.

2)Sum of digits of a number , say \(2008\), is \(2+0+0+8 = 10\).


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