Maths STD11Permutations and combinations admin4 years ago4 years ago01 mins Prepared by Sai Goutham and DharshiniTopic treeTerms and definitionsFormulaeConcept MapsCreated by Sai GouthamModel Problem Mapping of PermutationsModel problem mapping of combinations Post navigation Previous: Career Show in Medicine by Vishnu PriyaNext: Finish each lesson in 24 hours Leave a Reply Cancel replyYou must be logged in to post a comment.