How to solve this recurrence relation?

Ryuuzaki

New member
Joined
Jan 26, 2019
Messages
6
I have no idea how to start solving this recurrence relation

Is there any kind of formula or simple method for this?
1.jpg

For example to solve this:
2.jpg

We use this formula:

3.jpg
Can anyone explain how to solve recurrence relation I posted step by step or atleast give some good website explaining it?
There's not much on this topic in my language, posting on english forum is my last resort.
 
Top