If A = {1,2,3,4,5} and B ={4,5,6,7,8} then B-A is {1,2,3} {6,7,8} (4,5} { 1,2,3,4,5,6,7,8}
If A = {1,2,3,4,5} and B ={4,5,6,7,8} then B-A is {1,2,3} {6,7,8} (4,5} { 1,2,3,4,5,6,7,8}
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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Transcribed Image Text:Question 5
If A = {1,2,3,4,5} and B ={4,5,6,7,8} then B-A is
{1,2,3}
{6,7,8}
{4,5}
{ 1,2,3,4,5,6,7,8}
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