Class 10 Maths Chapter 1 Exercise 1.2 Question 3 | Real Numbers | NCERT | Nexa Classes

Class 10 Maths Chapter 1 Exercise 1.2 Question 3 | Real Numbers | NCERT Solutions | Nexa Classes ​ ​In this video, we solve Class 10th Maths Chapter 1 (Real Numbers) Exercise 1.2 Question 3. We will prove that 1/\sqrt{2}, 7\sqrt{5}, and 6+\sqrt{2} are irrational numbers in a very simple and clear way. ​📝 Questions Covered in this Video: ​Prove that 1/\sqrt{2} is irrational. (सिद्ध कीजिए कि 1/\sqrt{2} अपरिमेय है) ​Prove that 7\sqrt{5} is irrational. (सिद्ध कीजिए कि 7\sqrt{5} अपरिमेय है) ​Prove that 6+\sqrt{2} is irrational. (सिद्ध कीजिए कि 6+\sqrt{2} अपरिमेय है) ​Topics Covered: ✅ Method of Contradiction (Simplified) ✅ Multiplication & Division of Irrational Numbers ✅ Step-by-Step NCERT Solutions by Nexa Classes ✅ Best tips for Board Exam 2026 ​Important Previous Videos: 📌 Prove that \sqrt{5} is irrational (Q1):https://youtu.be/8OM-cZgfkzE 📌 Prove that 3 + 2\sqrt{5} is irrational (Q2): https://youtu.be/8JZhd86tA1I ​Watch our other videos: 📌 Class 10 Maths Full Chapter 1 Playlist: https://www.youtube.com/playlist?list=PL8VYq471tmyIePs_2YPSNb2rg_YbbLZ5j ​If you found this video helpful, please LIKE, SHARE, and SUBSCRIBE to Nexa Classes for more such easy-to-understand math solutions! ​#NexaClasses #Class10Maths #RealNumbers #NCERT #MathsSolutions #BoardExam2026 #Chapter1 #MathsTricks #Exercise1.2 #IrrationalNumbers