Class 11 Chapter 7 Maths Notes

NEW SYLLABUS 2026–27

Chapter 7: Permutation and Combination – Maths Notes All Solved Exercises, Short Questions & MCQs

Complete Chapter 7 Solutions (Exercises 7.1 to 7.4)

Class 11 Mathematics | Punjab Board (PECTAA)

Unit 7 Topics: Fundamental Counting Principle, Factorials, Permutations, Combinations & Probability

UNIT 7 – PERMUTATION AND COMBINATION

Chapter 7 Solved Exercises & Notes

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

Exercise 7.1 Solutions Factorial notation & fundamental principle of counting View → Exercise 7.2 Solutions Permutations (ⁿP_r), word arrangements & circular permutations View → Exercise 7.3 Solutions Combinations (ⁿC_r), selection problems & complementary rule View → Exercise 7.4 Solutions Sample space, events, probability laws & addition theorem View → Chapter 7 Short Questions Key definitions, formulas & solved board examples View → Chapter 7 Solved MCQs Objective multiple-choice questions with answer key View →