Chapter 8 • Class 11 Mathematics
Sequences and Series
Class 11 Maths Sequences and Series — arithmetic and geometric progressions, means, sum to n terms and special series.
Study by topic — one focused page each
1
Arithmetic Progression (AP) and Arithmetic Mean
A sequence is an ordered list of numbers written in a definite order and following some rule. Each number is a term ; is the general term (or th term)…
Start this topic → 2Geometric Progression (GP) and Geometric Mean
A Geometric Progression (GP) is built by multiplying , not adding. Each term is the previous one times a fixed number called the common ratio . So a G…
Start this topic → 3Special Series
Beyond APs and GPs, three particular sums appear so often that their closed formulas are worth memorising. They are the sums of the first natural numb…
Start this topic →Chapter-wide tests
Online Test
10 MCQ • 20 min
IMO / Olympiad Practice
Olympiad level • 20 min
📝 Full Chapter Test (Download & Print)
35 marks • 75 min • with answer key