Answered: A = {r| x = 3d + 2, d e N}, B = {x e…

A = {r| x = 3d + 2, d e N}, B = {x e Z|a? + 9 = 0}, C = {1,5}. Also assume the Universal set is N: Show the following: (a) (Cn A) – B (b) (AUC) – B (c) P(P(C – B) n A)

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

Problem 1PE

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Question

A = {x| x = 3d + 2, d e N}, B = {x € Z]a? + 9 = 0}, C = {1,5}.
Also assume the Universal set is N: Show the following:
(a) (Cn A) – B
(b) (AUC) – B
(с) Р(P(C - В)nA)

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