## Finding The Sum of an Infinite Geometric Series

This calculus video tutorial explains how to find the sum of an infinite geometric series by identifying the first term and the common ratio. The examples and practice problems are presented using sigma notation or summation notation.

Calculus Video Playlist:

https://www.patreon.com/MathScienceTutor

algebra tutors,finding the sum of an infinite geometric series,infinite geometric series,geometric series,infinite series,examples,sum,summation notation,sigma notation,calculus,practice problems,problems

algebratutors.org

### 35 Responses to “Finding The Sum of an Infinite Geometric Series”

1. Summer Santos says:

15:27 why is 9 outside? Why isn't in the numerator??

2. jhonthen frim says:

i have an exam in 4 h i pray to gad and u

3. Carson Barnes says:

god bless this man

4. aash syed says:

3 m subscribers!!!!! I'm excited!!!

I understood everything in the first 3 minutes, this is a very helpful video

6. KARTIK DEWAN says:

why can you not find the sum if the common ratio is higher than 1

7. Amna Jamal says:

Can you please explain how you come to the exponential number at the end?

8. Michael Bell says:

I'm an engineering student and this guy has officially carried me through my first year.

9. Jason says:

I have a test tomorrow oof

10. Arome Salihu says:

wagwan

11. Finlay Humberstone says:

just a quick thanks for saving my ass… Again…

12. محمد منصور says:

https://youtu.be/rzoAC6DtZWQ

13. Yazmyn Knoll says:

At 5:50 WHY DID YOU MULTIPLY BY 5 RANDOMLY????? YOU GAVE NO EXPLANATION. WHERE DID THE 5 COME FROM?????

14. ignasXv says:

good

15. x says:

I LOVEEEE U MAN

16. Konstantin Peev says:

Thank you boss

17. keti sikharulidze says:

I think everyone here agrees that this guy is the true savior, I'm about to worship him ……

18. Elijah Cota says:

Thank you

19. Elementric says:

I need your help with this problem : The second term of a sequence is 17 and the sum of the first six terms is 147

: Determine the first three terms and the nth term. ..

20. MC says:

Can i give u a kiss

21. Batireedui Gantulga says:

My guy just explained 3-hour teacher lesson that made everybody sleep in just 20 minutes, woow

22. Aida Sarsenova says:

Could someone explain why, in the first example, he multiplied the whole equation by 2? When getting the sum

23. Christian Abiy says:

Owwww so that's how you do it

24. Earl Cedric Paler says:

I didnt get the (8)²

25. Earl Cedric Paler says:

I didnt get the (8)²

26. XELI says:

To all further maths students: do you know the feeling when you've already studied a subject like this and then forgetting what you've learned years after the years???

Yeah, that's how I feel rn 🙁

27. Kathrina Ellema says:

salamat po lodicakes

28. Dalandan Lang says:

tangina

29. Paul Robert A. Gilongos says:

Hello i have a question, if the ratio is above 1, can you or can you not get a sum?

30. Jossa Desamito says:

THANK YOU SO MUCH! ❤️

31. jelo espiritu says:

how did you get the 2?

32. Wricko Savvi Music says:

in the last sum i thought the ones being raised to the power of n is the common ratio

33. Wricko Savvi Music says:

Why is it regarded to infinite when its end is known

34. Tamir O says:

Thank you so much, I finally understand what I'm suppose to do.

35. tikitiktok says:

how did he get the 2-1?