18 Questions
Which notation is used to indicate that 'x' is NOT an element of set S?
x ∉ S
Which method is used to represent sets by explicitly listing all the elements?
Roster Method
What type of set has a countable number of elements?
Finite Set
Which set equality statement indicates that two sets have exactly the same elements?
{9, 2, 7, -3} = {7, 9, -3, 2}
What does the Universal Set contain?
All elements relevant to a particular discussion or problem
'{3} = {x | x is a counting number between 2 and 5}' uses which method to represent a set?
Descriptive Method
According to the information provided, which of the following accurately represents an infinite set?
{1, 2, 3, ...}
In the context of sets, which notation would be used to represent a set containing all counting numbers between 2 and 5?
{x | x is a counting number between 2 and 5}
In set theory, which of the following would not affect the equality of two sets?
The repetition of elements
Based on the provided content, which method is commonly used to describe the elements of a set?
Descriptive method
Which of the following correctly defines a finite set according to the information provided?
{dog, cat, horse}
In the context of sets and their representation methods, which option correctly explains the roster method?
{a, b, c}
What is the universal set U in the first practice exercise?
{1, 2, 3, 4, 5, 6, 7, 8}
In set notation, what does A' represent in the first practice exercise?
Complement of set A
What is the intersection of sets A and B in the second practice exercise?
{ù, d}
Which of the following represents the union of sets A and B in the third practice exercise?
{², ù, õ, ½, §, d, b, @, Ó}
What is the result of A - B in the fourth practice exercise?
{1, 3, 5, 7}
Which option correctly represents the intersection of sets A and B defined by letters in the fifth practice exercise?
{e, o}
Explore the concept of a universal set and notation in sets and Venn diagrams. Learn about elements being part of a set or not, as well as the infinite nature of certain sets.
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