What is the value of ^{n}p_{o}

- a)zero
- b)1
- c)n
- d)n!

Correct answer is option 'B'. Can you explain this answer?

Related Test: Test: Permutations Distinct Objects

9 Answers

Banu Lucky
answered
Mar 29, 2020

From n objects you can permutate 0 things in 1 way only.(or)mathamatically

np0=n!/(n-0)!=n!/n!=1

np0=n!/(n-0)!=n!/n!=1

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