Find-the-number-of-ways-in-which-n-distinct-balls-can-be-put-into-three-boxes-so-that-no-two-boxes-remain-empty-

Question Number 21406 by Tinkutara last updated on 23/Sep/17

Find the number of ways in which n

distinct balls can be put into three

boxes so that no two boxes remain

empty .

Commented by mrW1 last updated on 06/Oct/17

are the three boxes identical ?

Commented by Tinkutara last updated on 06/Oct/17

Yes .