CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

The number of four digit numbers that can be formed with the digits 1,2,3,4 and 5 in which atleast two digits are identical is


Solution

The correct option is B
The number of numbers when repetition is allowed = 54
The number of numbers when repetition not allowed = 5!
The required number of numbers =545!

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
View More


People also searched for
View More



footer-image