Is the following true or false? {a,c,d}∪{b,e,f}=∅
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
Related questions
Question
Is the following true or false?
{a,c,d}∪{b,e,f}=∅
Expert Solution
Step 1
According to the given question,
Let, we have two sets of events X = {a,c,d} and Y = {b,e,f}.
we need to find: X U Y = ?
we know that the union set contains the events that belongs to either X or to Y or to both. Also the event would be taken
only once if they exists in both the sets.
Now, computing, X U Y = {a,b,c,d,e,f}
Step by step
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