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Let A = {4, {4, 5}, {5},Ø}. ANswer each of the following questions. 1) |A| = 5 2) Which of the following statements are true? There may be more than one correct answer. VA. (5} C A OB. {4} C A OC. Ø E A OD. {5} E A OE. {4} E A F. 5 E A OG. 4 E A OH. {4,5} E A O1. Ø CA OJ. 4.CA MK. {4,5} CA OL. 5 CA Hint:

Let A = {4, {4, 5}, {5},Ø}. ANswer each of the following questions. 1) |A| = 5 2) Which of the following statements are true? There may be more than one correct answer. VA. (5} C A OB. {4} C A OC. Ø E A OD. {5} E A OE. {4} E A F. 5 E A OG. 4 E A OH. {4,5} E A O1. Ø CA OJ. 4.CA MK. {4,5} CA OL. 5 CA Hint:

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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Let A = {4, {4,5}, {5},Ø}. Answer each of the following questions. 1) |A| = 5 2) Which of the following statements are true? There may be more than one correct answer. VA. {5} C A OB. {4} C A OC. Ø E A OD. {5} € A OE. {4} E A VF. 5 E A OG. 4 E A OH. {4,5} E A O1. Ø CA OJ. 4.CA , K. {4,5} CA OL. 5 CA Hint:
Transcribed Image Text:Let A = {4, {4,5}, {5},Ø}. Answer each of the following questions. 1) |A| = 5 2) Which of the following statements are true? There may be more than one correct answer. VA. {5} C A OB. {4} C A OC. Ø E A OD. {5} € A OE. {4} E A VF. 5 E A OG. 4 E A OH. {4,5} E A O1. Ø CA OJ. 4.CA , K. {4,5} CA OL. 5 CA Hint:
Let A = {9, 12}, P(A) = {11} Note: Type {} for empty set. Hint:
Transcribed Image Text:Let A = {9, 12}, P(A) = {11} Note: Type {} for empty set. Hint:
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