Question

!DAY-1:- ! 1) What is the average speed of the body which covers semi circular path as shown in figure d BZ R. A . .​

Answer 1

Answer:

and so on. What is the recurrence relation which represents the total number of emails sent when the nth person joins the group? [Hint Linear Recurrence Relation]

Explanation:

in the following way: it sends no mail to the first person, one mail to the second person, 2 mails to the third person, and so on. What is the recurrence relation which represents the total number of emails sent when the nth person joins the group? [Hint Linear Recurrence Relation]