Respuesta :

Hello there!

The formula is
N! = n(n -1)(n - 2)
Now all we have to do is replace N by 4
N! = 4(4-1)(4-2)
    = (4)(3)(4-2)
    = (12)(2)
    = 24 
Here you go, the answer is : 24


I hope this answer help! Good luck with your studies.