Union of Sets & Number of Elements | Disjoint Sets | Class 9 Maths | Lecture 5

📘 Class 9 Maths Chapter 1 – SETS | Lecture 5 | RP Mathemagics In this lecture, we continue Chapter 1: Sets and cover three important concepts that are frequently asked in school exams. 🔥 Topics Covered: ✅ Union of Sets (A ∪ B) ✅ Disjoint Sets ✅ Number of Elements in a Set (n(A)) ✅ Important Examples & Exam-Oriented Questions 📚 Complete Chapter 1 (SETS) Playlist:    • Class 9th chapter 1 sets all lectures   📖 Previous Lectures: 🔹 Lecture 1 – Representation of Sets 🔹 Lecture 2 – Types of Sets & Equal Sets 🔹 Lecture 3 – Venn Diagram, Subsets & Universal Sets 🔹 Lecture 4 – Complement of a Set, Operations on Sets & Practice Set 1.3 🎯 Suitable For: Class 9 Maharashtra State Board Students 👍 If this video helps you: ✔ Like 👍 ✔ Share 📤 ✔ Subscribe 🔔 to RP Mathemagics 📢 New Class 9 Maths lectures uploaded regularly. #Class9Maths #Sets #UnionOfSets #DisjointSets #NumberOfElements #RPMathemagics #MaharashtraBoard #Maths