Permutation and Combination for IIT-JEE: Past Paper Solved Problems

Mastering permutations and combinations is one of the most effective ways to secure high marks in competitive mathematics exams like the IIT-JEE. This text-based course guides you through the core principles and historical exam questions, breaking down complex counting problems into logical, structured steps. You will transition from memorizing formulas to deeply understanding the underlying logic of arrangements, selections, and probability. By reading through detailed, step-by-step written solutions of classic exam questions, you will develop the pattern-recognition skills needed to tackle even the most challenging permutations and combinations problems on exam day. What you will learn: Learn fundamental counting principles, including addition and multiplication rules; Analyze classic past exam questions from Mains and Advanced levels to identify recurring problem patterns; Apply advanced techniques such as circular permutations, multinomial theorem, and the principle of inclusion-exclusion; Solve complex grouping, distribution, and grid-path problems using systematic written breakdowns; Master logical shortcuts and symmetry arguments to eliminate options and solve questions faster; Practice with structured self-assessment exercises designed to build exam-day confidence. The course starts with foundational definitions and basic counting rules before progressing to historical exam problems categorized by difficulty and topic. You will study clear, written explanations of each solution, highlighting the exact thought process required to approach similar questions. This course is designed for engineering aspirants and students preparing for competitive mathematics exams who want to solidify their understanding of Permutation and Combination. No advanced prerequisites are required, though a basic familiarity with high school algebra is helpful. Start reading today to master the logic of permutations and combinations and boost your competitive exam score.