Exercise 2.2.1: Sets of sets - true or false. Let X = {1, {1}, {1, 2}, 2, {3}, 4 }. Which statements are true? (h) {2, 4} ∈ X (i) {2, 3} ⊆ X (j) {2, 3} ∈ X (k) |X| = 7
Exercise 2.2.1: Sets of sets - true or false. Let X = {1, {1}, {1, 2}, 2, {3}, 4 }. Which statements are true? (h) {2, 4} ∈ X (i) {2, 3} ⊆ X (j) {2, 3} ∈ X (k) |X| = 7
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.1: Postulates For The Integers (optional)
Problem 14E: In Exercises , prove the statements concerning the relation on the set of all integers.
14. If ...
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Exercise 2.2.1: Sets of sets - true or false.
Let X = {1, {1}, {1, 2}, 2, {3}, 4 }. Which statements are true?
(h)
{2, 4} ∈ X
(i)
{2, 3} ⊆ X
(j)
{2, 3} ∈ X
(k)
|X| = 7
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