MCLA - Unit 12.1-12.5 Flashcard

MCLA - Unit 12.1-12.5 Flashcard

Assessment

Flashcard

Mathematics

9th Grade

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the union of sets A, B, and C? A = {1, 2, 3, 4}, B = {3, 4, 5, 6, 7}, C = {2, 3, 4, 8, 9}

Back

A ∪ B ∪ C = {1, 2, 3, 4, 5, 6, 7, 8, 9}

2.

FLASHCARD QUESTION

Front

True or False: Natural numbers include zero.

Back

False

3.

FLASHCARD QUESTION

Front

What type of set is denoted as either { } or ∅?

Back

Empty (or Null) Set

4.

FLASHCARD QUESTION

Front

Which of the following is NOT true about set G = {multiples of 3}? a. 3 ∈ G, b. 6 ∈ G, c. 8 ∈ G, d. 9 ∈ G

Back

c. 8 ∈ G

5.

FLASHCARD QUESTION

Front

If U = {1, 3, 5, 7, 9, 11, 13}, which of the following are subsets of U? A = {2, 4}, B = {13, 7, 9, 11, 5, 3, 1}, C = {2, 3, 4, 5}, D = {0}

Back

B = {13, 7, 9, 11, 5, 3, 1}

6.

FLASHCARD QUESTION

Front

Define a subset.

Back

A subset is a set where all elements are contained within another set.

7.

FLASHCARD QUESTION

Front

What is the symbol for the empty set?

Back

The symbol for the empty set is ∅.

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