Identifying Functions Using Tables, Mapping, Graphs, and Ordered Pairs

Which set of ordered pairs 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

Does the following relation represent a function?

(1,5), (1,6), (1,7), (1,8), (1,9)

• Yes, there are no repeated x-values

• No, there are repeated x-values

Tags

CCSS.8.F.A.1

Does this represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

Which is a function?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which point is on the graph?

• (0,0)

• (-2, -2)

• (0, 2)

• (2, 0)

You can identify a function from a graph by using the.....

• Horizontal Line Test

• Eye Test

• Vertical Line Test

• Diagonal Line Test

Does this represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Yes
• No

Tags

CCSS.8.F.A.1