Relations and Functions Vocabulary Practice

Determine if the relation is a function

• Yes, each input has one output

• Yes, each output has one input

• No, because the pattern is 4

• No, each input is the same as the output

Tags

CCSS.8.F.A.1

A set of ordered pairs is called what?

• An Expression

• A Relation

• A Function

• The Vertical Line Test

Tags

CCSS.8.F.A.1

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

Which relation is a function?

• <(0,1), (1,2), (3,3), (3,4)>

• <(0,2), (1,3), (2,3), (3,2)>

• <(1,3), (2,2), (2,0), (3,4)>

• <(1,2), (2,2), (3,2), (1,3)>

Tags

CCSS.8.F.A.1

Given: {(5, 2), (7, 4), (9, 10), (x, 5)}, which of the following values substituted for x will make this relation a function?

• 7

• 9

• 4

• 5

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function

• Not a Function

Which graph is not a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Which graph is a function?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Is this graph a function or not a function? 

• Function

• Not a Function

Is the relation in the table a function?

• Yes, each input has exactly one output

• No, each input has exactly one output

• Yes, each input has multiple outputs

• No, each input has multiple outputs

Tags

CCSS.8.F.A.1