Q4 Determine whether each of the following relations in the set A of human beings in a city at a particular time are reflexive, symmetric and, transitive
(i) R = {(x, y) : x and y work at the same place}
(ii) R = {(x, y) : x and y live in the same locality}
(iii) R = {(x, y) : x is exactly 7 cm taller than y}
(iv) R = {(x, y) : x and y live within 2 kilometres}

Solution

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