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s A ⊆ B if  A = {8, 10, 12, 14}  and  B = {8, 10, 12, 16, 20}?

s A ⊆ B if  A = {8, 10, 12, 14}  and  B = {8, 10, 12, 16, 20}?

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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Is A ⊆ B if 

A = {8, 10, 12, 14}

 and 

B = {8, 10, 12, 16, 20}?
Expert Solution
Step 1

Here, 

The elements of set A are { 8, 10, 12, 14 }

And the elements of set B are { 8, 10, 12, 16, 20 }

We can say that A is a subset of B or A ⊆ B if and only if all the elements of A are present in B.

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