Mappings of Functions

Which tables represent functions? (Select all that apply!)

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Tags

CCSS.8.F.A.1

Which of the following mappings do NOT represent functions? (Select all that apply!)

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Tags

CCSS.8.F.A.1

Does this represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair 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 paired with it.

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

Tags

CCSS.8.F.A.1

The mapping represents a ___________.

• Function

• Relation

Tags

CCSS.8.F.A.1

The mapping diagram is an example of a function.

• True

• False

Tags

CCSS.8.F.A.1

are these inverse functions?

• no

• yes

• no way to tell

Tags

CCSS.HSF-BF.B.4C

Is this mapping a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

What ordered pairs make up the inverse of f?

• (3,1)(4,2)(8,6)

• (-3,-1)(-4,-2)(-8,-6)

• (1,3)(2,4)(6,8)

• (-1,-3)(-2,-4)(-6,-8)

Tags

CCSS.HSF-BF.B.4C

Is this table a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1