Question: 8. (6 pts) For the function h : Z - Z defined by h(n) = n div 3, find the sets h({3, 6, 9}) and

8. (6 pts) For the function h : Z - Z

8. (6 pts) For the function h : Z - Z defined by h(n) = n div 3, find the sets h({3, 6, 9}) and h-1({1, 2})

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