4.1.2 Relations and Functions − Practice
1. Express the relation as a table, as a graph, and as a mapping diagram. {(2, 5), ( − 1, 4), (3, 6), (0,4)}?
2. Express the relation as a table, as a graph, and as a mapping diagram. {( − 1, − 1), (1, 3), ( − 2, 2), (2, − 3)}
3. Express the relation of a ticket number taken at a pharmacy and the time a customer must wait as a table, as a graph, and as a mapping diagram. {(1, 3), (2, 5), (3, 7), (4, 9)}
4. Give the domain and range of the relation.
6. Give the domain and range of the relation.
5. Give the domain and range of the relation.
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