1selection of m friend is C(m+n,m) * (m-1)! for arranging them and another C(m+n,n) * (n-1)!for arranging these therefore the ans is the product of these two
A man invites a party to (m+n) friends to dinner and places m at one round table and n at other.Find the no. of ways of arranging the guests .
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4 Answers
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1n+mCn(m-1)!(n-1)!....... after choosing m then others are compelled to go to the other round table
