Is this graph a function and how can you tell?

No it's not a function because it touches the vertical line test more than once

Yes its a function cause it doesn't cross itself

No it's not a function because it goes through the origin

No it's not a function because it does not touch the vertical line test more than once

Is this mapping a function and how can you tell?

No it's not a function because the x value 5 has y values of 2 & 9

Yes its a function cause all the numbers have lines

No it's not a function because there a 5 in both ovals

No it's not a function because the y value 5 has x values of 2 & 9

Is this table a function and how can you tell?

No it isn't a function because the x value 4 has y values of 7& 14

Yes its a function because there are not variables for missing numbers

No it's not a function because the numbers don't follow any pattern

No it's not a function because the y value 4 has x values of 7& 14

Is this set of ordered pairs a function and how can you tell?

No it isn't a function because an x value repeats but has different y values

Yes its a function because no y values repeat

No it's not a function because there are negative numbers

No it isn't a function because an y value repeats but has different x values

Which of the following guarantees a table will not be a function?

An x value repeats and has different y values

A y value repeats and has different x values

Which of the following guarantees a set of ordered pairs will not be a function?

An x value repeats and has different y values

A y value repeats and has different x values

Which of the following guarantees a table will not be a function?

An x value repeats and has different y values

A y value repeats and has different x values

Which of the following guarantees a mapping will not be a function?

An x value has two or more arrows leaving it

A y value has two or more arrows arriving at it

Which of the following best describes a function?

A special relationship where each x value has only one y value

A special relationship where each x and y are individually paired

A special relationship where each y value has only one x value

A special relationship where each the x and y value and always equal

Function Tables and Function vs Non-Function

Authored by Barbara White

Mathematics

8th - 9th Grade

CCSS covered

Function Tables and Function vs Non-Function

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33 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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 pair with it.

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

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Function

Not a Function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Function

Not a Function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Function

Not a Function

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Is this mapping a function or not a function?

Function

Not a Function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Is this table a function or not a function?

Function

Not a Function

Tags

CCSS.8.F.A.1

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