Relations and Functions Vocabulary Practice

• [-3, 2)
• (-4, 2]
• (-5, 2]
• [-4, 2]

• (-∞, ∞)
• [-2, 2]
• (-2, 2)
• [-5, 5]

• [-1, 3)
• (-1, ∞)
• (3, ∞)
• (-∞, 3)

All of the x values or inputs are called what?

• Domain

• Range

• Relation

• Function

Is this mapping a function or not a function? 

• Function

• Not a Function

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

• (-3, 4)
• [-3, 4]
• (-1, 4)
• [-1, 4]

A set of numbers, or coordinates, written in the form (x, y).

• ordered pair

• x-coordinate

• y-coordinate

• discrete graph

The y-value of an ordered pair, represents the vertical placement of the point.

• y-coordinate

• discrete graph

• continuous graph

• relation

A set of ordered pairs.

• relation

• domain

• range

• mapping