Maths STD11Permutations and combinations admin4 years ago4 years ago01 mins Prepared by Sai Goutham and Dharshini Topic tree Terms and definitions Formulae Concept Maps Created by Sai Goutham Model Problem Mapping of Permutations Model problem mapping of combinations Share this:FacebookXLike this:Like Loading... Post navigation Previous: Career Show in Medicine by Vishnu PriyaNext: Finish each lesson in 24 hours Click here to cancel reply.You must be logged in to post a comment.