0 votes 0 votes The number of possible ordered Tree with 3 nodes A, B , C 16 b) 6 c) 12 d) 10 Shubham Aggarwal asked Jan 8, 2019 Shubham Aggarwal 412 views answer comment Share Follow See all 7 Comments See all 7 7 Comments reply prashant jha 1 commented Jan 8, 2019 reply Follow Share 10? 0 votes 0 votes Shubham Aggarwal commented Jan 9, 2019 reply Follow Share no 0 votes 0 votes arya_stark commented Jan 9, 2019 reply Follow Share I think its 6 ??? For labeled (n!) 0 votes 0 votes Shubham Aggarwal commented Jan 9, 2019 reply Follow Share no bro its 12 0 votes 0 votes arya_stark commented Jan 10, 2019 reply Follow Share 22 How?? 22 is not even in option. Did you see this https://gateoverflow.in/47181/number-of-ordered-trees 0 votes 0 votes Prateek Raghuvanshi commented Jan 10, 2019 reply Follow Share It should be 30. 0 votes 0 votes arvin commented Jan 10, 2019 reply Follow Share i think we should have 12 trees... how? because we will have only two different types of trees of height =1 and 2 (all four trees will be considered as same if we put the values of a,b,c means they will be isomorphic)respectively... and we can arrange them in 3! ways so total ways = 2*3! = 12... //this is my approach... 0 votes 0 votes Please log in or register to add a comment.