বিন্যাস ও সমাবেশ

Permutation and combination are two important topics in mathematics, frequently appearing in various exams. In this course, we explain the fundamental concepts, differences, and easy problem-solving techniques. You will learn how order matters in permutations, while only selection is important in combinations. We have provided real-life examples and step-by-step solutions to make learning easier. This topic is essential for BCS, university admission tests, and job exams. By watching the full video, you will understand permutations and combinations clearly.