What is the permutation formula for P(12,8)? 12! 8!/12! 12!/(12-8)! 12!/ 8!

Buszmenan 2022-09-06 Answered
What is the permutation formula for P(12,8)?
a .12 ! b . 8 ! 12 ! c . 12 ! ( 12 8 ) ! d . 12 ! 8 !
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Answers (1)

xgirlrogueim
Answered 2022-09-07 Author has 13 answers
We know that, permutation formula is
P ( n , r ) = n P r n P r = n ! ( n r ) !
where, nPr=permutation
n=Total number of object.
r=number of selected objects
P ( 12 , 8 ) = 12 P 8 P ( 12 , 8 ) = 12 ! ( 12 8 ) !
option (c) P ( 12 , 8 ) = 12 ! ( 12 8 ) ! is correct
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