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Could you check my answers? What is the pre-order traversal of the following tree with root a assuming nodes to the left are visited before

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What is the pre-order traversal of the following tree with root a assuming nodes to the left are visited before nodes to the right. 1. First element: a 2. Second element: 3. Third element: 4. Fourth element: d 5. Fifth element:e 6. Sixth element:8 7. Seventh element:a 8. Eighth element:b

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