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14. Let R₁ and R₂ be relations on a set A represented by the matrices M-00--010 and MR₂ = MRI = Find the matrices that represent b) R₁ R₂. e) R₁ R₂. a) R₁ U R₂. d) R₁0 R₁. c) R₂0 R₁.

14. Let R₁ and R₂ be relations on a set A represented by the matrices M-00--010 and MR₂ = MRI = Find the matrices that represent b) R₁ R₂. e) R₁ R₂. a) R₁ U R₂. d) R₁0 R₁. c) R₂0 R₁.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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14. Let R₁ and R₂ be relations on a set A represented by the matrices MRI 0 1 = 1 Find the matrices a) R₁ U R₂. d) R₁⁰ R₁. 0 1 1 00 and MR₂ that represent b) R₁ R₂. e) R₁ R₂. = 0 i 0 0 1 1 1 1 1 c) R₂0 R₁.
Transcribed Image Text:14. Let R₁ and R₂ be relations on a set A represented by the matrices MRI 0 1 = 1 Find the matrices a) R₁ U R₂. d) R₁⁰ R₁. 0 1 1 00 and MR₂ that represent b) R₁ R₂. e) R₁ R₂. = 0 i 0 0 1 1 1 1 1 c) R₂0 R₁.
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