Discrete Mathematics: Set The - Quiz # 3ory Quiz

What is a set in mathematics?

• A collection of numbers

• A collection of shapes

• A collection of objects called elements

• A collection of letters

How do we represent a set containing the numbers 1, 2, and 3?

• [1, 2, 3]

• <1, 2, 3>

• (1, 2, 3)

• {1, 2, 3}

Tags

CCSS.2.NBT.A.3

What does it mean if a set is infinite?

• It has no elements

• It has a limited number of elements

• It has an unlimited number of elements

• It has exactly 10 elements

Which of the following is a common set in mathematics?

• Colors

• Geometric shapes

• Alphabet letters

• Natural numbers

What symbol is used to denote that an element is part of a set?

• ∉

• ⊆

• ∈

• ⊇

What is the cardinality of a set?

• The type of elements in the set

• The order of elements in the set

• The shape of the set

• The number of elements in the set

Tags

CCSS.1.NBT.A.1

What is the size of the empty set?

• 1

• 2

• Infinite

• 0

What does set builder notation help us do?

• Count the elements in a set

• Draw a set

• Define a set using a rule

• List all elements of a set

In set builder notation, what does the vertical bar '|' mean?

• And

• Not

• Or

• Such that

Which of the following is an example of set builder notation for even integers?

• {x | x is a positive integer}

• {x | x is a prime number}

• {x | x is an even integer}

• {x | x is a negative integer}