wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

How many 4-digits numbers are there in all ?

Open in App
Solution

a=1000,d=1,an=9999

an=a+(n1)1

8999=n1

n=9000


flag
Suggest Corrections
thumbs-up
8
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Roster Form
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon