Consider the following relations on 1, 2, 3 R1 (1, 1), (1, 3), (2, 2), (3, 1) R2 ((1, 1), (2, 2), (3, 1), (3, 3) 3D R3 ((1, 2), (2, 1), (3, 3) R4 ((1, 3), (2, 3) 3D (a) Which of these relations are reflexive Justify your answers (b) Which of these relations are symmetric Justify your answers (c) W...

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Consider the following relations on {1, 2, 3}. R1 = {(1, 1), (1, 3), (2, 2),...

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Fundamentals of Database Systems

ISBN: 978-0136086208

6th edition

Authors: Ramez Elmasri, Shamkant Navathe

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Consider the following relations on {1, 2, 3}. R1 = {(1, 1), (1, 3), (2, 2),...

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