This video explains how to derive the formula that gives you the sum of a finite geometric series and the sum formula for an infinite geometric series. This video also explains the difference between a geometric sequence and a geometric series as well as how to determine the common ratio.
Sequences - Free Formula Sheet:
https://bit.ly/4eau2KQ
Sequences and Series:
https://www.video-tutor.net/sequences.html
Final Exam and Test Prep Videos:
https://bit.ly/41WNmI9