Sequences and Series

Section overview:

The PowerPoint below provides an overview of material in this topic, including explanations and examples - for the full experience, open in a new tab then download it. All exercise references are to the new specification Pearson textbook - you can access the digital version for free or buy your own for extra practice. 

Written summary notes are also given below for quick revision of key points, plus a selection of exam-style questions (with solutions) to test your understanding.

P2-Chp3-SequencesAndSeries.pptx

Notes:

Section 1 Notes - Sequence terminology and recurrence relations

Section 2 Notes - Arithmetic sequences and series

Video proof for sum to n terms of an arithmetic series (required knowledge!)

Section 3 Notes - Geometric sequences and series

Video proof for sum to n terms of a geometric series (required knowledge!)

Video proof for sum to infinity of a convergent geometric series

(Formulae in yellow are not given in your exams - these must be learnt!)

Extra resources:

Use the videos below to support your understanding of the topic. The ones on the left are specific to the course, building up to demos of exam-style questions; the ones on the right are for your own amusement, although the alternative outlook may provide you with a deeper overall understanding and appreciation of the topic.