LC Maths Boost

Use the Sn Formula for a Geometric Series

In this maths video, Stephen looks at the Sn formula. This is used to sum the first n terms of a given sequence.
Learning Outcome: 3.1

Use the Sn Formula for a Geometric Series | Studyclix

New collection

You need to include some text before we can post this.

This cannot be undone.

Are you sure you want to delete your comment?

Your post will be removed and no longer visible to you or the community.

Are you sure you want to delete this post?

It will no longer exist in the Community.

This post has been deleted

We're sorry, we couldn't find the post you were looking for. It has most likely been removed. Contact info@studyclix.ie if you have any questions.

Post not found

Why not start the community off by adding a post or uploading a resource?

There is nothing here yet

Title must be less than 75 characters.

Please include a title for your post.

Collections

Community

Exam Builder

JC Maths Boost

LC Biology Boost

LC Irish Boost

Mock Exams

Print papers

Question Printer

Quiz Builder

State Exams

Studyclix Paid Content

Studyclix Free Content

Studyclix Sample Questions

Features

2029

2028

2027

2026

2025

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

2011

2010

2009

2008

2007

2006

2005

2004

2003

2002

2001

2000

 2020

Leaving Certificate

Higher

Ordinary

Accounting

Agricultural Science

Applied Maths

Biology

Business

Chemistry

Classical Studies

Computer Science

Construction Studies

Design & Communication Graphics

Economics

Engineering

English

French

Geography

German

History 

Home Economics 

Foundation

Irish

Italian

Japanese

LCVP (Link Modules)

Mathematics

Music

Phys-Chem

Physical Education

Physics

Politics and Society

Religious Education

Spanish

Technology

Junior Cycle

Applied Technology

Business Studies

Classics

CSPE

Graphics

History

Home Economics

Irish T2

Science 

SPHE

Wood Technology

Ardteistiméireacht

Ardleibhéal

Gnáthleibhéal

Bitheolaíocht

Ceimic

Ceol

Árdleibhéal

Cuntasaíocht

Eacnamaíocht Bhaile

Ealaín

Eolaíocht Talmhaíochta

Ardleibheal

Fisic

Fraincis

Gnó

Innealtóireacht

Matamaitic

Staidéar Foirgníochta

Stair

Tíreolaíocht

Sraith Sóisearach

Eolaíocht

Gaeilge T1

Staidéar Gnó

Deck complete

Restart deck?

You’ve reached our Irish site, which might not have the content you’re looking for. Did you mean to visit our South African site? Click the button below to be taken there, or click cancel if you’d like to stay.

Visiting from South Africa?

You’ve reached our Irish site, which might not have the content you’re looking for. Did you mean to visit our Australian site? Click the button below to be taken there, or click cancel if you’d like to stay.

Visiting from Australia?

Log in to Studyclix

Videos

Youtube

Vimeo

Worked Solution

Tutorial

Websites

Discussions

Notes

Word document

Powerpoint

Spreadsheet

Sample Answer

Flashcards

Guide

Blog Post

Audio Notes

Test Yourself

Sample Answer Video

Past Question

Subject

Topic

Marking scheme

Download this exam as a PDF or print it out for your students

Print {{numberOfQuestions}} questions on this topic

Print 1 question on this topic

Print questions

Paper exam

<img style="vertical-align: -2px;" src="https://blob-static.studyclix.ie/cms/media/b3wbxg3p/tick-green-circle.svg" alt="check" width="16" height="16"> Mark
The checkmark icon is placed beside a word or phrase that will get you the mark(s). One checkmark equals one mark.
 
<img style="vertical-align: -2px;" src="https://blob-static.studyclix.ie/cms/media/113dqniu/bulb-blue.svg" alt="light bulb" width="20" height="20"> Teacher tips
Text with a lightbulb icon and a blue highlight is a tip given by an expert teacher.
 
Required phrases
Text with a green highlight indicates the required phrases/words needed to get full marks.

Legend

We strive to ensure our content is as correct and appropriate as possible. Let us know if our content doesn't meet these standards by providing detailed feedback so we can quickly resolve the issue.

Thanks for reporting! We'll look into this ASAP.

Thank you

Report this content

No recent searches yet - start searching to see some results.

Recent Searches

Study Resources

Search results are based on your list of subjects. <<editSubjectsButton>> to include them in your search results.

No subject or topic results were found for ‘{{term}}’.

Subjects and topics

My subjects and topics

Do you want to finish?

You haven't finished registering

Before you can continue, we need to verify your details.

You need to change something in your profile

Sign in

Click OK to continue creating an account

You need to be registered to continue

Please select your subjects and save to continue using the site, otherwise you will be logged out

We need you to update your settings

Before you continue, we'd like to confirm that your year and subject selections are still correct. Please select your year on the settings page and save changes.

Welcome back! We need to confirm your year

Please select an avatar (or upload a custom one) on the settings page and save changes.

You need to pick an avatar

Please select 'OK' to be taken to your settings where you can confirm your subjects and save changes.

Loading content

Boost Content