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Discussion Response Post to: tricks mania

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Himanshu (9616)

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the no. of ways in wich m (one type of diff.) things nd n different things (m >= n) can be arranged in a circle so dant no 2 things of second (n) kind come together

= (m - 1) ! ^mP_n

and wen second type of things always comes together

den = m! n!

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