Different Relationship of Functions

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

Is the graph pictured a function?

• Yes

• No

Is the graph pictured a function?

• Yes

• No

What is the domain of the pictured graph?

• y cannot equal 2

• x cannot equal 2

• y cannot equal 0

• x cannot equal 0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Math the graphs with what is a true description.

• Matches with a relation that forms a straight line when graphed

• Function

• Matches with a relation where each input has exactly one output

• Exponential Function

• The x-values have more than one y-value

• Nonlinear Function

• Matches with a relation that forms a curve that increases at an increasing rate when graphed

• Not a function

• Matches with a relation that does not form a straight line when graphed

• Linear Function

Is this a function? Explain

Is this mapping a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Does the graph above represent a function? Explain how you know.

A local boutiques sells water bottles for a set price, plus an additional fee for each letter that customers would like engraved on their water bottle. The pricing for up to 4 engraved letters is shown in the table. Write an equation to represent the relationship between the number of letters and total cost.

Tags

CCSS.HSF-BF.A.1A

• Function
• Not a Function

Tags

CCSS.8.F.A.1