B.Sc 3rd Semester Maths | Unit-3 | | Theorem-1 | | Lecture-2 |

In this lecture, we will understand and prove the important theorem of Group Theory: 📌 Theorem: Every subgroup of an Abelian group is always normal. In this video, you will learn the theorem in simple English with an easy-to-understand explanation, making it useful for university examinations. 📖 Topics Covered: ✅ Definition of Abelian Group ✅ Definition of Subgroup ✅ Definition of Normal Subgroup ✅ Theorem Statement ✅ Easy Proof of the Theorem ✅ Important Concepts for Exams 🎯 Useful For: BSc 3rd Semester Mathematics MJPRU University CCSU University DDU University Other Indian Universities Group Theory & Abstract Algebra BSc Mathematics Exam Preparation 💯 BSc with HQ — Learn Science with Experts! 📢 Subscribe to Bsc with HQ for more lectures, important theorems, previous-year questions, and exam-oriented mathematics content. 👍 Like | 🔗 Share | 🔔 Subscribe #AbelianGroup #NormalSubgroup #GroupTheory #BScMathematics #BSc3rdSemester #MJPRU #AbstractAlgebra #Mathematics #BScWithHQ #ImportantTheorems #MathsExamPreparation #UniversityExams For any doubt - Personal Telegram- https://t.me/Sunnychauhan7895 Telegram link - https://t.me/BBHQ_Study whatsapp link- https://whatsapp.com/channel/0029VbC9... Cayley theorem-    • Cayley Theorem | Statement & Proof | 25 नं...   Lagrange's theorem-    • LAGRANGE'S THEOREM | Most Important Theore...   Young's Theorem-    • Young’s Theorem का ऐसा आसान Proof नहीं देख...   schwarz's theorem-    • Schwarz's Theorem | Statement & Proof in E...   Taylor's theorem and Questions-    • Taylor's Theorem for Function of Two Varia...      • Taylor’s Theorem for Functions of Two Vari...   Maxima and minima-    • Maxima & Minima of Two Variables | Complet...   Lagrange multiplier method-    • Lagrange Multiplier Method | Maxima & Mini...   Partial derivatives-    • Function of Two Variables | Partial Deriva...      • Higher Order Partial Derivatives | Functio...   Limit, Continuity and Diffrentiability-    • 🔥 Function of Two Variables - LIMIT | ऐसे ...      • Function of Two Variables | ε-δ Definition...      • Continuity of Two Variables in One Shot | ...      • Function of Two Variables | Differentiabil...   Jacobian-    • JACOBIAN | Basic to Advance 🔥 | Mega One S...      • JACOBIAN | Basic to Advance 🔥 | Mega One S...      • JACOBIAN | Basic to Advance 🔥 | Mega One S...   Laplace transform-    • LAPLACE TRANSFORM ONE SHOT 🔥 | Zero to Her...      • LAPLACE TRANSFORM ONE SHOT 🔥 | Zero to Her...      • LAPLACE TRANSFORM ONE SHOT 🔥 | Zero to Her...