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+1 vote
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in Mathematics by (122k points)
The number of ways in which `p+q` things can be divided into two groups containing `p and q` things respectively is
A. `((p+q+r)!)/(p! q! r!)`
B. `((pqr)!)/((p+q+r)!)`
C. `((p+q+r)!)/((pqr)!)`
D. None of these

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1 Answer

0 votes
by (123k points)
Correct Answer - A

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