A community for students. Sign up today!
Here's the question you clicked on:
← 55 members online
 0 viewing

This Question is Closed

blockcolder
 2 years ago
Best ResponseYou've already chosen the best response.6You mean this: \[\sum_{n=1}^{\infty}(1)^{n1}\frac{3}{4^n}\]

blockcolder
 2 years ago
Best ResponseYou've already chosen the best response.6This is an alternating geometric series with r=1/4 and a=3/4. Thus, the sum is \[\frac{\frac{3}{4}}{1+\frac{1}{4}}=\frac{3}{5}\].

campbell_st
 2 years ago
Best ResponseYou've already chosen the best response.1the common ratio is 1/4 and 1st term a = 3/4 then \[s _{\infty} = a/(1r)\]
Ask your own question
Ask a QuestionFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.