Is TR-TC approach for producer's equilibrium included in 2019 cbse syllabus for economics?

Dear student It is included in the syllabus till now. Follow the link below to get the notes on this topic. Else under Chapter-4 'The Theory of The Firm Under Perfect Competition' and after that surf to lesson-3 'Profit Maximisation Conditions for Perfect Competition'. Scroll down to find the topics of 'TR-TC Approach'. ​https://www.meritnation.com/cbse/class12-commerce/studymaterial/economics/introductory-microeconomics/1_15_16_338 . As for 2019 new syllabus has not been released also any notification regarding this also has not been issued by CBSE. For better assistance consult your subject teacher in school. Keep posting!! Regards