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Evaluate (n!)/(r!(n-r)!) when (i) n ...

Evaluate ` (n!)/(r!(n-r)!)` when
(i) n = 6, r= 2
(ii) n = 10 , r = 3
(iii) for any n with r = 2

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  16. Evaluate (n!)/(r!(n-r)!) when (i) n = 6, r= 2 (ii) n = 10 , r =...

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