Math, asked by Vishal4432, 1 year ago

In how many ways can 11 persons be arranged in such a way that particular persons always be together should always be together

Answers

Answered by Brajesh117134

0

Answer:

Step-by-step explanation:

Given that three particular persons should always be together. Hence, just group these three persons together and consider as a single person.

Therefore we can take total number of persons as 9. These 9 persons can be arranged in

9

!

ways.

We had grouped three persons together. These three persons can be arranged among themselves in

3

!

ways.

Hence, required number of ways

=

9

!

×

3

!

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