Intro to Set Theory

Intro to Set Theory

Assessment

Flashcard

Mathematics

12th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a set?

Back

A set is a collection of distinct objects, considered as an object in its own right. For example, the set of natural numbers is {1, 2, 3, ...}.

2.

FLASHCARD QUESTION

Front

What is an element of a set?

Back

An element is an individual object within a set. For example, in the set {2, 3, 5}, the number 3 is an element.

3.

FLASHCARD QUESTION

Front

What is the symbol for 'is an element of'?

Back

4.

FLASHCARD QUESTION

Front

What is the roster notation?

Back

Roster notation lists all the elements of a set explicitly. For example, the set of vowels can be written as {a, e, i, o, u}.

5.

FLASHCARD QUESTION

Front

What is set builder notation?

Back

Set builder notation describes a set by stating the properties that its members must satisfy. For example, {x | x < 5} describes the set of all x that are less than 5.

6.

FLASHCARD QUESTION

Front

What is the universal set?

Back

The universal set is the set that contains all possible elements for a particular discussion or problem. It is usually denoted by the symbol U.

7.

FLASHCARD QUESTION

Front

What is the empty set?

Back

The empty set, denoted by {}, is a set that contains no elements.

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