A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
What is the sum of the geometric sequence 3, 12, 48, … if there are 8 terms?
anonymous
 one year ago
What is the sum of the geometric sequence 3, 12, 48, … if there are 8 terms?

This Question is Closed

rishavraj
 one year ago
Best ResponseYou've already chosen the best response.1see sum of geometric series = \[a_1 \times \frac{ r^n  1 }{ r  1 }\] where r is common ratio , n is no of terms and a_1 is the first term

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0But itsn't it a geometric sequence?

rishavraj
 one year ago
Best ResponseYou've already chosen the best response.1yup it is a geometric sequence..i mentioned it ...

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Sorry! You wrote series so I got confused. Anyways, I got 65535 as an answer?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Yay! Will you help with one more?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Given the arithmetic sequence an = 6 − 4(n + 2), what is the domain for n?

rishavraj
 one year ago
Best ResponseYou've already chosen the best response.1see n is no or terms so it can only hav positive values

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0yes! Thanks so much:)
Ask your own question
Sign UpFind 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.