Chapter 3 Vocabulary

a(n) __________ is a set of ordered pairs

• mapping

• relation

• function

• linear function

The __________ of a relation is the input, or the x values

• domain

• range

• x-intercept

• mapping

The __________ of a relation is the input, or the y values

• domain

• mapping

• range

• y-intercept

a(n) __________ illustrates the relationship between the domain and range by showing how each element of the domain is paired with an element in the range

• function

• linear function

• relation

• mapping

The __________, usually x, has a value that is subject to choice

• dependent variable

• domain

• range

• independent variable

The __________, usually y, has a value that is subject to choice

• dependent variable

• domain

• range

• independent variable

when graphing on the coordinate system, the __________ of a graph refers to the distance, or interval between tick marks on the x- and y-axes

• linear equation

• scale

• standard form

• vertical line test

a(n) __________is a relationship between input and output for which there is exactly one output for each input

• mapping

• relation

• function

• function notation

Equations that are functions can be written in a form called __________, which is a way of writing an equation so that y = f(x)

• linear equation

• standard form

• function notation

• nonlinear function

The __________can be used to see if a graph represents a function. This test can only intersect the graph no more than once for the graph to pass and be considered a function.

• standard form

• mapping

• vertical line test

• line symmetry