Permutation and Combination for Junior Math Olympiads (NSEJS & PRMO)

Mastering combinatorics is often the key to unlocking high scores in competitive mathematics exams. This comprehensive written course simplifies complex counting rules and formulas, helping you build a strong logical foundation for competitive challenges. By studying the core principles of arrangements and selections, you will transition from memorizing formulas to intuitively understanding how to approach complex mathematical puzzles. What you'll learn: - Understand the fundamental principles of addition and multiplication in systematic counting - Apply permutations to solve linear and circular arrangement problems with various constraints - Master combinations for selection processes involving both distinct and identical objects - Solve advanced partitioning and distribution problems using algebraic methods - Develop structured problem-solving strategies tailored for the NSEJS and PRMO exam patterns This course begins with foundational definitions and basic counting rules before progressing to advanced arrangement scenarios and algebraic applications. Through clear written explanations, structured proofs, and step-by-step solved examples, you will develop the mathematical intuition needed for competitive exams. This course is designed for beginners and aspiring math olympiad candidates who want to build a rock-solid foundation in combinatorics from the ground up. Start reading today to sharpen your mathematical reasoning and master competitive counting problems.