Math, asked by kanpan542, 7 months ago

How many different 4-digit numbers can be formed using only digits 1, 2, 3, and 4, given that they contain each of these digits as many times as you want?

Answers

Answered by krishna24762476
1

1234 ,1324,1423,1432,2134,2341,2314,3124,3214,3421,3412,4123,4231,4321,4231

Similar questions