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Unit 2 Vocabulary
Terms in this set (35)
a group of numbers, variables written in set braces
a number, letter, point, line, or any other object contained in a set
set is any one of the distinct objects that make up that set.
an expression in math which does not have meaning and so which is not assigned
arranged in a table or systematic arrangement by columns, rows
Set Builder Notation
a mathematical shorthand for precisely stating all numbers of a specific set that possess a specific property
set containing no elements
a set that is negligible in some sense
not an element
the positive integers (whole numbers) 1, 2, 3, etc., and sometimes zero as well.
a number denoting quantity (one, two, three, etc.), as opposed to an ordinal number (first, second, third, etc.).
Having the same value.
One to One Correspondence
function between the elements of two sets, where every element of one set is paired with exactly one element of the other set, and every element of the other set is paired with exactly one element of the first set.
set that has a finite number of elements.
a set that is not a finite set
have exactly the same members
set of which all the elements are contained in another set.
a set is a subset of that is not equal to
Number Of Subsets
set if all elements of the set are elements of the set
sets are represented by shapes; usually circles or ovals. The elements of a set are labelled within the circle
set of all elements under consideration, denoted by capital U.
they have no element in common
sets have at least one element in common
Compliment of a set
he set of elements of the universal set that are not elements of A
Intersection Of Sets
the set that contains all elements of A that also belong to B (or equivalently, all elements of B that also belong to A), but no other elements.
Union Of Sets
the collection of points which are in A or in B or in both A and B.
refers to the union of sets
refers to the intersection of sets
Cardinal Number Formula
n (A U B) = n (A) + n (B) - n (A ∩ B)
(A ∩ B)' = A' U B'
(A U B)' = A' ∩ B'
A pattern that you can cut and fold to make a model of a solid shape.
Solving Survey Problems
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