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Question
Let X = {a, b, c, d} and R = {(a, a), (b, b), (a, c)}. Write down the minimum number of ordered pairs to be included to R to make it symmetric
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Solution
Given X = {a, b, c, d}
R = {(a, a), (b, b), (a, c)}
The minimum ordered pairs to be included to R in order to make R to be symmetric is (c, a).
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