What is the value of npo
  • a)
    zero
  • b)
    1
  • c)
    n
  • d)
    n!
Correct answer is option 'B'. Can you explain this answer?

JEE Question

By Vindya Sti · Feb 25, 2020 ·JEE
9 Answers
Kp Kp answered Mar 25, 2020
N!/(n-0)!=n!/n!=1

Shashmith Shashmith answered Mar 24, 2020
N!÷(n-0)! = n!÷n! = 1

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

Kiran Sarmah answered Mar 24, 2020
Np0=n!/n-0!
=>np0=n!/n! =1

Ankita Das answered Apr 01, 2020
N!/(n-0)!= 1

Navya Hegde answered Apr 09, 2020
Thus ..1 is the right one

Sancharita Dutta answered Mar 24, 2020
Np0=n!/(n-0)!=n!/n!=1 (Ans)

Keshav Bhardwaj answered Feb 25, 2020
Since, n!/(n-0)!=n!/n!=1

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