WGU C959 - Discrete Math QUESTIONS AND ANSWERS 2024

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

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, 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


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, 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

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