For each of the following sets, tell if it an infinite set, finite set or an empty set. 1. {x € N : x > 5} 2. {x € Z: 5 < x < −9} 3. {x ER: 5 < x < −9} 4. {x EN: 5 < x < −9} Infinite Infinite Empty Empty Milit F Lx 51

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
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For each of the following sets, tell if it an infinite set, finite set or an empty set.
1. {x € N : x > 5}
✓2. {x EZ:5< x < -9}
Infinite
Infinite
Empty
Empty
Finite and nonempty
Infinite
✓3. {x ER: 5 < x < −9}
4. {x EN: 5 < x < −9}
5. {x € R : x < 5}
✓6. (x €Z:x> 5}
Transcribed Image Text:For each of the following sets, tell if it an infinite set, finite set or an empty set. 1. {x € N : x > 5} ✓2. {x EZ:5< x < -9} Infinite Infinite Empty Empty Finite and nonempty Infinite ✓3. {x ER: 5 < x < −9} 4. {x EN: 5 < x < −9} 5. {x € R : x < 5} ✓6. (x €Z:x> 5}
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