1 Answer | Add Yours
for this series `r=(12/25)/(2/5)=(72/125)/(12/25)=6/5=1.2` which is greater than 1.
So, as n increases, the nth term becomes larger and larger and the sum, `S_n` becomes infinite.
It is said that in this case, the geometric series diverges.
We’ve answered 318,990 questions. We can answer yours, too.Ask a question