WGU C959 - DISCRETE MATH 2024
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
What is the notation for subset?
⊆
QUESTION 2
A collection of objects is known as a
set
QUESTION 3
What is the notation for integers?
ℤ
QUESTION 4
END OF
PAGE 1
, WGU C959 - DISCRETE MATH 2024
What is the notation for element?
∈
QUESTION 5
What is the notation for set-roster?
{}
QUESTION 6
Write the set-builder notation for, "Numbers whose square roots are an
integer"
{ x | √x ∈ ℤ}
QUESTION 7
Write the set-builder notation for "the set of all x's, such that x is greater than
0"
{ x | x > 0}
QUESTION 8
END OF
PAGE 2
, WGU C959 - DISCRETE MATH 2024
T/F:
Order matters in ordered pairs?
True
QUESTION 9
In a Cartesian Product of two sets, every element of the CROSS PRODUCT is
an
ordered pair
QUESTION 10
What is the Cartesian Product for:
{a,b} x {0,1}
A x B = { {a,1} , {a,0} , {b,1} , {b,0} }
QUESTION 11
Ordered pairs are _____ of the Cartesian Product
END OF
PAGE 3
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
What is the notation for subset?
⊆
QUESTION 2
A collection of objects is known as a
set
QUESTION 3
What is the notation for integers?
ℤ
QUESTION 4
END OF
PAGE 1
, WGU C959 - DISCRETE MATH 2024
What is the notation for element?
∈
QUESTION 5
What is the notation for set-roster?
{}
QUESTION 6
Write the set-builder notation for, "Numbers whose square roots are an
integer"
{ x | √x ∈ ℤ}
QUESTION 7
Write the set-builder notation for "the set of all x's, such that x is greater than
0"
{ x | x > 0}
QUESTION 8
END OF
PAGE 2
, WGU C959 - DISCRETE MATH 2024
T/F:
Order matters in ordered pairs?
True
QUESTION 9
In a Cartesian Product of two sets, every element of the CROSS PRODUCT is
an
ordered pair
QUESTION 10
What is the Cartesian Product for:
{a,b} x {0,1}
A x B = { {a,1} , {a,0} , {b,1} , {b,0} }
QUESTION 11
Ordered pairs are _____ of the Cartesian Product
END OF
PAGE 3
