Relations and Functions

What is a function?

• A set of all y-values

• A relation where every input has only one output

• A relation where inputs have multiple outputs

• A set of x-values

Is this relation a function? Why or why not?

• 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 pair with it.

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

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function

Identify whether the relation shown is a function or not a function:

• Function

• Not a Function