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b. {Hello, Hi, Good Morning}c {Hi, Hello, Good Morning} {2, c, 3, a}c{3, a, 1, 2, x, 5, g, 7, c} d. øc{{}} С.

b. {Hello, Hi, Good Morning}c {Hi, Hello, Good Morning} {2, c, 3, a}c{3, a, 1, 2, x, 5, g, 7, c} d. øc{{}} С.

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
Problem 1PE
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Please help with parts A,B,C,and D! If possible, please include explanation so I understand why the answer is what it is. 

b. {Hello, Hi, Good Morning}C {Hi, Hello, Good Morning} {2, c, 3, a}C{3, a, 1, 2, x, 5, g, 7, c} d. øc{{}} С.
Transcribed Image Text:b. {Hello, Hi, Good Morning}C {Hi, Hello, Good Morning} {2, c, 3, a}C{3, a, 1, 2, x, 5, g, 7, c} d. øc{{}} С.
Which of the following indicate proper subsets? {a, b, c}C {c, b, a} а.
Transcribed Image Text:Which of the following indicate proper subsets? {a, b, c}C {c, b, a} а.
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