Chapter 1 • Class 11 Mathematics
Sets
Class 11 Maths Sets — roster and set-builder form, types of sets, subsets and intervals, power set, Venn diagrams, union, intersection, complement, De Morgan's laws and the inclusion–exclusion formula.
Study by topic — one focused page each
1
Sets and Their Representation
A set is a well-defined collection of distinct objects. "Well-defined" means that, given any object, you can decide without ambiguity whether or not i…
Start this topic → 2Subsets, Intervals and the Power Set
is a subset of , written , if every element of is also an element of . Formally: If but (so has at least one element not in ), then is a proper subset…
Start this topic → 3Operations on Sets and Venn Diagrams
Four operations combine sets, all visualised cleanly with Venn diagrams (a rectangle for the universal set , overlapping circles for the sets). Union …
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