algebra
posted by Shane .
Six people are going to be seated in a row of 8 chairs. How many different ways may they be seated?

6P4
= 6!/(64)!
=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.