hello sir! practising problems is important right? is it really necessary to make a fair ,neat note of all of them(which i hav done) in a separate notes ? will it be usefull in my preperation of iit jee? like during revision i find it time consuming please help.! please please!
hello sir! practising problems is important right? is it really necessary to make a fair ,neat note of all of them(which i hav done) in a separate notes ? will it be usefull in my preperation of iit jee? like during revision i find it time consuming please help.! please please!










