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In how many ways can 8 students be arran...

In how many ways can 8 students be arranged in
(i) a line, (ii) a circle?

Text Solution

Verified by Experts

(i) The number of ways in which 8 students can be arranged in a line `=8! = (8xx7xx6xx5xx4xx3xx2xx1)=40320.`
(ii) The number of ways in which 8 students can be arranged in a circle `=(8-1)! =7! =(7xx6xx5xx4xx3xx2xx1)=5040.`
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