Exercise 4.3 Question no 3 | LCM by Factorisation Method Explained | Lecture 39 | 9th Math New Book

Описание: Welcome to Lecture 39 of our Class 9 Mathematics series!
In this video, we will solve Exercise 4.3, Question No. 3, where we learn how to find the Least Common Multiple (LCM) using the Factorisation Method. This method is very useful and commonly used in exams for solving algebraic expressions.

This lecture is explained in simple Urdu/Hindi, and is perfect for 9th class students following the new Punjab Curriculum 2025.

📖 What’s Covered in This Lecture:

🔹 LCM using Prime Factorisation
🔹 Common and uncommon factors
🔹 Step-by-step factorisation of algebraic terms
🔹 Tricks to quickly identify LCM of expressions
🔹 Fully solved Exercise 4.3 Q3 with explanation

Whether you're preparing for board exams, school assessments, or just improving your math, this video will make the concept of LCM clear and easy!

🧠 Chapter Info:

📚 Chapter Name: Factorisation and Algebraic Manipulation
📝 Exercise: 4.3
🔢 Question No: 3
📊 Topic: LCM by Factorisation Method
🎓 Grade: Class 9
📹 Lecture No.: 39
📘 Board: Punjab Textbook Board (New Book)

🔗 Useful Links:

▶️ Complete Playlist (Chapter 4):
   • Class 9 Math | Chapter 4: Factorisation an...  

📥 Download Notes (Google Drive):
https://drive.google.com/drive/folder...

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