CBSE Class 11-science - Permutations: Distinct Objects Videos
Permutations: Distinct Objects
This video explains the permutation of n objects taken r at a time, factorial notation and problems on permutation of different objects.
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6th sum
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31st sum plz
- In how many ways can 12 people sit around a table so that all shall not have the same neighbors in any two arrangements?
- What is the meaning of n!
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Evaluate:
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If
, then find the value of n.
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Evaluate
, when n = 10 and r = 4.
- In how many ways 6 children can stand in a queue?
- Find the number of permutations of English vowels taking three at a time.
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