6P4
= 6!/(6-4)!
=6*5*4*3*2*1/2!
=6*5*4*3*2*1/2*1
=720/2
=360.
(/)-represents division.
(*)-represents multiplication.
Thanks.
I hope it was super helpful.
Six people are going to be seated in a row of 8 chairs. How many different ways may they be seated?
1 answer