+0  
 
0
38
1
avatar+4 

How many ways are there to put 2 balls in n boxes (where n≥2) if the balls and the boxes are distinguishable?
 

 Dec 17, 2020
 #1
avatar+114325 
+1

nk   ways   where  n = boxes  and  k  = number of  balls

 

(We are assuming no restrictions....we can have some boxes empty)

 

cool cool cool

 Dec 17, 2020

23 Online Users

avatar
avatar