Class 12 Maths Exercise 2.1 Ncert solutions in Hindi | chapter 2 प्रतिलोम त्रिकोणमितिय फलन (ITF) Hello Everyone is video me maine class 12th Mathematics Ncert Chapter 2 inverse trigonometric functions ke basics ko samjhaya ( sin,cos tan...etc ke domain,range ) ko detail me samjhaya hai sath hi ncert exercise 2.1 ko full solution kiye hai.