Set Notation Vocabulary Flashcards
whats a complement
the set of all elements in the universal set that are not in a particular set
what is a universal set
all possible elements of a particular set
whats an intersection
what two different sets have in common
what are integers
all counting numbers, 0 and the negative numbers
what is a set
a collection of distinct objects
whats an empty set
a set containing no elements
what are whole numbers
0 and the counting numbers
whats a union
the set of elements in either set A or set B, or both
what are irrational numbers
any real number that is a non-terminating, non-repeating decimal
what are rational numbers
any real number that can be written as a fraction
how do you represent the number of elements in a set
n or n(“set name”)
what are disjoint sets
two or more sets that have no elements in common
whats an element
an object within a set
what are natural numbers
the counting numbers (whole numbers above 0); doesn’t include 0
whats another word for a universal universal
the sample space
what are real numbers
all possible numbers
whats a subset
a set that has elements that belong to another set
