Скачать или смотреть Number System। Class 9th Maths। Chapter 1, Ex 1.4, Question 1 and 2 । ETC

📚 Class 9th Maths | Chapter 1 - Number System
📘 Exercise 1.4 | Questions 1 & 2 Solved
🔥 Complete Explanation in Simple Language

Welcome to ETC - The Eternity Classes!
In this video, we have covered Ex 1.4 Q1 & Q2 of the Number System chapter from Class 9 NCERT. Understand how to deal with rationalizing denominators and irrational numbers with easy tricks and detailed step-by-step solutions.

✅ Perfect for Class 9 CBSE & State Boards
✅ Based on Latest NCERT Syllabus
✅ Doubt-Free Explanation
✅ Helpful for Exams & Revisions

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📌 Topics Covered:

What is rationalisation?

How to rationalise the denominator?

Application of identity: (a - b)(a + b) = a² - b²

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