Asked by Broch
Evaluate the infinite geometric series $0.79 + 0.079 + 0.0079 + 0.00079 + 0.000079 + \dotsb$. Express your answer as a fraction with integer numerator and denominator.
Answers
Answered by
timothy
You must use S=a/1-r
so you plug the number in S=.79/1-.1
which is S=.79/.9 so we have 79/90 as our answer
btw S=sum a= first number in sequence r=common ratio
hope this makes sense
so you plug the number in S=.79/1-.1
which is S=.79/.9 so we have 79/90 as our answer
btw S=sum a= first number in sequence r=common ratio
hope this makes sense
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.