Question

how many 4 digit number can be formed using digits 2,2,3,4​

Answer 1

Answer:

if repitetion allowed then 4*4*4*4=256

if not allowed then 4*3*2*1=24

hope this helpful

Answer 2

Step-by-step explanation:

8 numbers can be formed using these numbers.

(1)2234

(2)4322

(3)3242

(4)3422

(5)3224

(6)4232

(6)2324

(7)2423

(8)2243