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Contact [7]
3 years ago
6

In how many ways can nine members of committee sit at the round table so that secretary and the joint secretary are always the n

eighbours of the president? 
Biology
2 answers:
MaRussiya [10]3 years ago
7 0

Answer:

1440

Explanation:

Members except president, secretary and joint secretary = 9−3=6

Their arrangement = 6!

No. of arrangements of secretary and joint secretary at wto places

=2!=2

Total arrangement =2×6!

2 x 6! = 1440

galben [10]3 years ago
5 0
1440 answer hope this helps
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