Relations and Functions

Which relation is not a function?

• <(1,-5), (3,1), (-5,4), (4,-2)>

• <(2,7), (3,7), (4,7), (5,8)>

• <(1,-5), (-1,6), (1,5), (6,-3)>

• <(3,-2), (5,-6), (7,7), (8,8)>

Which relation is a function?

• <(0,1), (1,2), (3,3), (3,4)>

• <(0,2), (1,3), (2,3), (3,2)>

• <(1,3), (2,2), (2,0), (3,4)>

• <(1,2), (2,2), (3,2), (1,3)>

Is this graph a function or not a function? 

• Function

• Not a Function

Which graph is not a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

The relation ​ (a)   a function.

• is not

• is

ANY set of ordered pairs is called a​ (a)  

• relation

• function

• ordered pair

• table

• mapping diagram

• graph

• input

• output

• ordered pairs

A set of ordered pairs is called a​ (a)  

• relation

• function

• ordered pair

• table

• mapping diagram

• graph

• input

• output

• ordered pairs

Match the following vocabulary below

• A Relation

• The set of all y values

• Linear Equation

• A set of ordered pairs

• Quadratic

• The set of all x values

• Range

• A function written as y=mx+b

• Domain

• A function written as ax²+bx+c

A special type of (a)   in which DIXI does not repeat is called a ​ (b)   .

• relation

• function

• ordered pair

• table

• mapping diagram

• graph

• input

• output

• ordered pairs

Match the following

• Quadrants

• A set of ordered pairs

• Relation

• Four regions into which the x- and y-axes separate the coordinate plane

• Continuous

• A graph consisting of connected lines or curves

• Range

• A relation in which each The set of all second coordinates (y-values/outputs) of a relation or function