Hello friends.br Heartly welcome to SGRV-TECH. if you get any doubts regarding to this video put your queries into comment section i ll resolve or you can contact me through telegram group. br br Telegram link:-br br What's app group link:- br br br LCM and HCF part 1:- br br LCM and HCF part-2:-br br LCM and HCF part-3 :-br br LCM and HCF part-4 :-br br LCM and HCF part-5:-br br -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------CSIR NET IMPORTANT FORMULA BASED QUEATIONS-------------------------------------------br br Euler formula:- br 6.T.H 6Typesofhomomorphismsformulae :- br br StrategyForfindingtheorders and Numberofelements :-br br Matrix :-br br 5 in 1 formula link :-br br br Previous years solved questions:-br br br Wanna to know how to check whether the given number is prime or composite!!!! Click into the below link..