Please answer the questions as soon as possible . Thank you .

Question 2 Write the result of performing post-order traversal on the following binary tree: Not yet answered - In the answer, nodes should be separated by a space. Marked out of 1.00 Flag question Answe Question 3 Not yet answered Write the result of performing in-order traversal on a binary tree that is represented by the following array, where the lowest index is 1 . A hyphen ( ) represents an empty node, if it is not a prefix of a negative integer. Marked out of 1.00 851794 Flag question In the answer, nodes must be separated by a space Answe Question 1 Not yet answered Write the sequence of array elements starting at index 1 to represent the following binary tree: Marked out of 1.00 In the answer, nodes should be separated by a space. An empty node should be represented by a hyphen(-). Flag