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The total number of ways in which 2n per...

The total number of ways in which `2n` persons can be divided into `n` couples is a. `(2n !)/(n ! n !)` b. `(2n !)/((2!)^3)` c. `(2n !)/(n !(2!)^n)` d. none of these

A

`(2n!)/(n!n!)`

B

`(2n!)/(2!)^(n)`

C

`(2n!)/(n!(2!)^(n))`

D

none of these

Text Solution

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The correct Answer is:
C
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OBJECTIVE RD SHARMA ENGLISH-PERMUTATIONS AND COMBINATIONS-Exercise
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