4. find the number of different ways that a family of 7 can be seated around a circular table with 7 chairs given: n=_
from: p= (n-1)!; then
p=(7-1)
p=_!
p=_
pa help nmn need lang !
from: p= (n-1)!; then
p=(7-1)
p=_!
p=_
pa help nmn need lang !