ICSE Class 11 Mathematics — Important Questions
ICSE Class 11 Mathematics important questions, chapter by chapter — 1332 questions with answers across 18 chapters. Follows the ICSE / ISC syllabus.
How to use this page
Each chapter below has important questions with answers for Class 11 exams. Write your answers out before checking — reading alone doesn't build exam speed.
Chapter-wise Important Questions — 18 Chapters
The empty set is denoted by:
Which of the following sets is a finite set?
The cardinal number of the set A = {x : x is a letter in the word "MATHEMATICS"} is:
The Cartesian product A × B is always equal to B × A.
A function f : A → B is a relation where every element of A has exactly one image in B.
For f(x) = |x|, what is f(−5)?
What is tan 45°?
sin²x + cos²x equals:
The period of the function sin x is:
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Where can I find ICSE Class 11 Mathematics Important Questions?
This page has important questions for 18 chapters of ICSE Class 11 Mathematics for the 2026-27 session. Each chapter links to its own page with the full set.
How should I prepare for ICSE Class 11 Mathematics exams?
Go through the syllabus first, then work chapter by chapter: learn the ideas, practise questions, and revise with notes and flashcards. Leave time at the end to revise every chapter once more under timed conditions.
Which chapters of ICSE Class 11 Mathematics should I practise first?
Start with the chapters you find hardest and the ones your teacher flags as high-weightage, then cover the rest. Each chapter page lists its important questions with answers.
Browse Important Questions by Chapter
18 chapters
Sets
Relations and Functions
Ch 03 -Trigonometric Functions
Complex Numbers
Quadratic Equations
Inequalities
Permutations and Combinations
Binomial Theorem
Sequences and Series
Straight Lines
The Circle
Conic Sections
Introduction to Three Dimensional Geometry
Limits
Differentiation
Indeterminate Forms
Statistics
Probability
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ICSE Class 11
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