Introducing Functions Vocabulary

A(n) __________ is a relation in which each input has exactly one output.

• Graph

• Relation

• Ordered Pairs

• Function

The __________ are the x-coordinates in a relation.

• Ordered Pairs

• Outputs

• Inputs

• Function

The __________ says that if a vertical line can be drawn so that it passes through more than one point on the graph, then the relation is not a function.

• Vertical Line Test

• Horizontal Line Test

The idea of pairing each member of the domain with each member of the range referred to as __________.

• Input

• Range

• Domain

• Mapping

The picture ​ (a)   a function because every ​x ​ (b)   point to exactly one y.

• shows

• does not show

• does

• does not

Which of the relations shown represent y as a function of x?

A function is a type of rule in which each ​ (a)   results in exactly one ​ (b)   .​

• input

• output

• linear

• nonlinear

• straight line

A ​ (a)   is a set of ordered pairs.

• Relation

• Function

• Sequence

• Function Rule

The following belongs to the ​ (a)   family.

• exponential

• linear

• quadratic

What is the definition of function? (a)  

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values