Which of these are partitions of the set of real numbers? a)the negative real numbers, {0}, the positive real numbers b)the set of irrational numbers, the set of rational numbers c)the set of intervals [k, k + 1], k = …, −2, −1, 0, 1, 2, … d)the set of intervals (k, k + 1), k = …, −2, −1, 0, 1, 2, … e)the set of intervals (k, k + 1], k = …, −2, −1, 0, 1, 2, … f)the sets {x + n | n ∈ Z} for all x ∈ [0, 1)
Which of these are partitions of the set of real numbers? a)the negative real numbers, {0}, the positive real numbers b)the set of irrational numbers, the set of rational numbers c)the set of intervals [k, k + 1], k = …, −2, −1, 0, 1, 2, … d)the set of intervals (k, k + 1), k = …, −2, −1, 0, 1, 2, … e)the set of intervals (k, k + 1], k = …, −2, −1, 0, 1, 2, … f)the sets {x + n | n ∈ Z} for all x ∈ [0, 1)
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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Which of these are partitions of the set of real numbers?
a)the negative real numbers, {0}, the positive real numbers
b)the set of irrational numbers, the set of rational numbers
c)the set of intervals [k, k + 1], k = …, −2, −1, 0, 1, 2, …
d)the set of intervals (k, k + 1), k = …, −2, −1, 0, 1, 2, …
e)the set of intervals (k, k + 1], k = …, −2, −1, 0, 1, 2, …
f)the sets {x + n | n ∈ Z} for all x ∈ [0, 1)
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