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Consider 23 different coloured beads in ...

Consider 23 different coloured beads in a neclace. In how many ways can the beads be placed in the necklace so that 3 specific beads always remain together?

A

`(22!3!)/(2)`

B

`(21!3!)/(2)`

C

`(20!3!)/(2)`

D

`20!3!xx2`

Text Solution

Verified by Experts

The correct Answer is:
C
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