Let A = {1, 13, 100} and B = {7, 13}. Then: (d) What is the powerset of B? (e) What is { € A | Vy € B,x > y} (f) What is {x € A | ³y = B₂ x > y}
Let A = {1, 13, 100} and B = {7, 13}. Then: (d) What is the powerset of B? (e) What is { € A | Vy € B,x > y} (f) What is {x € A | ³y = B₂ x > y}
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:Let A = {1, 13, 100} and B = {7, 13}. Then:
(d) What is the powerset of B?
(e) What is {
(f) What is {
€ A | Vy € B, x > y}
€ A ³y € B,x > y}
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