Class 11 Chapter 4 Maths Notes

NEW SYLLABUS 2026–27

Chapter 4: Matrices and Determinants – Maths Notes Solved Exercises, Short Questions & MCQs

Complete Chapter 4 Solutions (Exercises 4.1 to 4.3)

Class 11 Mathematics | Punjab Board (PECTAA)

Unit 4 Topics: Matrix Algebra, Transpose, Determinants, Row Operations, Rank & System of Equations

UNIT 4 – MATRICES AND DETERMINANTS

Chapter 4 Solved Exercises & Notes

Select an exercise, short questions, or MCQs below to read step-by-step solutions

Exercise 4.1 Solutions Matrix addition, multiplication, transpose & symmetric properties View → Exercise 4.2 Solutions Evaluating determinants, properties of determinants & cofactors View → Exercise 4.3 Solutions Inverse by row operations, rank of matrix & Gaussian elimination View → Chapter 4 Short Questions Types of matrices, order, diagonals, echelon form & definitions View → Chapter 4 Solved MCQs Objective multiple-choice questions with answer key View →