Function of Ordered Pairs

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)

Is this relation a function?

• Yes

• No

Is this set of ordered pairs a function or not a function? 

• Function

• Not a Function 

Is this set of ordered pairs a function or not a function? 

• Function

• Not a function

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Tags

8.5.G

• A

• B

• C

• D

The table shows y as a function of x. Which ordered pairs can also belong to the function? Select TWO correct answers.

• (-4, 3)

• (-2, 3)

• (4, 3)

• (6, 8)

• (-8, 9)

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Tags

8.5.G

• A. Adding data from a student who is 161 cm tall and weighs 63 kg.

• B. Adding data from a student who is 154 cm tall and weighs 69 kg.

• C. Converting the measurements from metric units to inches and pounds.

• D. Plotting the ordered pairs on a coordinate grid.

• A

• B

• C

• D