Rationalise the Denominator | Class 9 ch 1 Number System | green board 9th | #Shorts #shortsfeed

📘 Class 9 Maths – Rationalise the Denominator | Chapter 1: Number System
Learn how to rationalise the denominator of irrational number expressions in just 30 seconds!
This is a Class 9 fundamental concept that helps simplify expressions with surds like √2, √3, etc.

🧮 Example Covered:
1 / √2 = √2 / 2 ✔️

🎯 In this video, you will learn:
– What is rationalisation?
– Simple trick using surds
– Class 9 level examples

📚 Chapter: Number System – Class 9
🎓 Board: CBSE, NCERT
🗣️ Language: Hindi + English Mix
📽️ Format: YouTube Shorts / Instagram Reel

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