Originally Posted by oceanmd find sum of infinite geometric series, if it has one
Problem 1) 32,16,8,....
Solution: r=1/2; Sum=64
Problem 2) 3, 15, 75, .....
solution: r=5, so it does not have a sum
Thank you very much. Yes, seems fine.
If |r| > 1 then a series does not converge.