Let A = {x | x is a prime number and 10
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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Question 18
Please answer the blank correctly.
Transcribed Image Text:Let A = {x | x is a prime number and 10<x<20}, B = {x|x is an odd number and
10<x<20}, and C= {x|x is relatively prime to 18, and 10<x<20}. Let ||
denotes cardinality. Then, | A UNION B UNION C | =
Answer:
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