Respuesta :

Hence , Formula for permutation and combination is

[tex]P(n,r)=\frac{n!}{n-r!}[/tex]

What is Permutation?

No of ways in which  we can obtain possible no. of ways in which particular arrangement can be made.

what is combination?

The way in which we can select item as per given situation

what Is Formula for P(n,r)?

[tex]P(n,r)=\frac{n!}{n-r!}[/tex]

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