Relations and Functions

Is the relation a function? Why?

• Yes, because the x-value 11 has two y-values paired with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values paired with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Why is the relation below not a function?

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function

• Not a Function

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)}

Tags

CCSS.8.F.A.1

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

Tags

CCSS.8.F.A.1

The relation ​ (a)   a function.

• is not

• is

Tags

CCSS.8.F.A.1

Match the following vocabulary below

• Quadratic

• A set of ordered pairs

• A Relation

• The set of all y values

• Linear Equation

• A function written as y=mx+b

• Domain

• The set of all x values

• Range

• A function written as ax²+bx+c

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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

• relation

• function

• ordered pair

• table

• mapping diagram

• graph

• input

• output

• ordered pairs

Tags

CCSS.8.F.A.1

Is the relation a function?

• YES

• NO

Is this mapping a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1