There are 3780 different arrangements.
There are 172 different arrangements.
There are 6! = 720 different arrangements.
64 different arrangements are possible.
There are 7!/(2!*2!) = 1260 arrangements.
6! = 6x5x4x3x2x1 = 720 arrangements
Different molecules have different arrangements.
There are 5!/2! = 60 arrangements.
40,320
12
32
It is 362880.
6! = 720 would be the number of different arrangements you can make from 6different pictures.