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Question
Answer the following:
Determine the domain and range of the following relation.
R = {(a, b)/a ∈ N, a < 5, b = 4}
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Solution
R = {(a, b)/a ∈ N, a < 5, b = 4}
Domain of R = {a/a ∈ N, a < 5}
={1, 2, 3, 4}
Range of R = {b/b = 4}
= {4}
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