 |  Sets 24 Flashcards |  Start |
 | What is a set in mathematics? |  Card: 1 / 24 |
| A set is a collection of well-defined objects, where it's clear whether something belongs to the set or not. | Card: 2 / 24 |
| Which of the following is a representation of natural numbers in roster form? A) {1, 2, 3} B) {0, 1, 2} C) {1, 2, 3, 4, ...} D) {x | x is a natural number} | Card: 3 / 24 |
| C) {1, 2, 3, 4, ...} | Card: 4 / 24 |
| True or False: The cardinality of an empty set is zero. | Card: 5 / 24 |
| True. | Card: 6 / 24 |
| Riddle: I have no members and am represented by {}, what am I? | Card: 7 / 24 |
| An empty set. | Card: 8 / 24 |
| Fill in the blank: A set with a limited number of elements is called a ______. | Card: 9 / 24 |
| Finite set. | Card: 10 / 24 |
| What is the set-builder form of the set of all even natural numbers less than 12? | Card: 11 / 24 |
| A = {x | x is an even natural number less than 12}. | Card: 12 / 24 |
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| Which symbol means 'does not belong to' in set theory? | Card: 13 / 24 |
| ∉ | Card: 14 / 24 |
| Fill in the blank: The set of whole numbers is represented as W = {______} in roster form. | Card: 15 / 24 |
| 0, 1, 2, 3, ... | Card: 16 / 24 |
| True or False: A collection of all the boys in a class whose height is more than 150 cm is considered a set. | Card: 17 / 24 |
| True. | Card: 18 / 24 |
| What is the cardinality of the set A = {-5, -9, 0, 2, 3}? | Card: 19 / 24 |
| N(A) = 5. | Card: 20 / 24 |
| Multiple Choice: Which of the following is an infinite set? A) {1, 2, 3} B) {0, 1, 2, 3} C) {1, 2, 3, ...} D) {5, 10, 15} | Card: 21 / 24 |
| C) {1, 2, 3, ...} | Card: 22 / 24 |
| Fill in the blank: The set of all integers is denoted by ______. | Card: 23 / 24 |
| Z or I. | Card: 24 / 24 |
| Completed! Keep practicing to master all of them. |  Restart |
