Relations and Functions Flashcards
1
Q
relation
A
is a set of pairs of input and out put values. You can right a ______ as a set of ordered pairs.
2
Q
Domain
A
is the set of all inputs, or x-coordinates of the ordered pairs.
3
Q
range
A
of a relation is the set of all outputs, or y-coordinates of the ordered pairs.
4
Q
Mapping diagram
A
links elements of the domain with corresponding elements of the range.
5
Q
Function
A
is a relation in which each element of the domain is paired with exactly one element in the range
6
Q
Vertical-line test
A
on the graph of a relation to tell whether the relation is a function
7
Q
Function notation
A
f(x) as “f of x” or “a function f of x “.
