Set Language and Notation

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

• The empty set

• Universal set

• Element of B

• Not element of B

Set  Q  contains the letters in the word  SISTER .
 Which of the following is set  Q ?

• Q = { S, T, R }
• Q = { I, E }
• Q = { S, I, S, T, E, R }
• Q = { S, I, T, E, R }

Tags

CCSS.L.1.5A

CCSS.L.1.5B

CCSS.L.K.5A

Choose three options bellow that have the same meaning as "P is a set of days in a week"

• P = {Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday}

• P = {x : x is a name of day in a week}

• P = {Tuesday, Monday, Friday, Sunday, Wednesday, Thursday, Saturday}

• P = {Thursday, Saturday}

Write Q = { x : 10 < x < 20, x is prime} by listing the elements.

• Q = { 2,3,5,7 }

• Q = { 11, 13, 17, 19 }

• Q = { 11, 12, 13, 15, 17, 19, 20 }

• Q = { 11, 12, 13, 14, 15, 16, 17, 18, 19 }

Choose three examples of empty sets.

• The set of prime number between 7 and 11.

• The set of positive number less than 0

• The set of perfect square between 85 and 99

• The set of natural number less than 10

Write the following set by describing the elements.

R = {Asia, Africa, Europe, America, Australia, Antarctica}.

• R = {x : x is a name of continent on earth}

• R is a set of name of continents on earth

• R is a set of name of countries on earth

• R is a set of name of oceans on earth

Write the following set by describing the elements.

S = { x : x < 50, x is perfect square numbers}.

• S = {1,4,9,16,25,36,49}

• S = {1,4,9,16,25,36,49, 64}

• S is a set of perfect square numbers less than 50

• S is a set of perfect square numbers

Write the following using a set builder notation.

C is a set of even numbers greater than 25.

• C = {x : x is a set of even numbers}

• C = {x : x is an even numbers}

• C = {x : x is an even numbers < 25}

• C = {x : x is an even numbers > 25}

Choose three examples of Singleton Set.

• The set of vowel alphabet in the word “arc”.

• The set of perfect square between 2 and 5

• The set of even prime number

• The set of positive number less than 0

Write the following set using a set builder notation.

D is a set of integers between –5 and 5.

• D = {-4, -3, -2, -1, 0, 1, 2, 3, 4}

• D = {x : x is an integer, -5 < x <5}

• D = {x : x is an integer < 5}

• D = {-4, -3, -2, -1, 1, 2, 3, 4}