Quiz about Topic 2.2 - Functions (domain, range, interval notation)

Question 1

Question 1.

Accepted Answer

(-3, 4)

Answer

[-3, 4]

Answer

(-1, 4)

Answer

[-1, 4]

Question 2

Is this mapping a function and how can you tell?

Accepted Answer

No it's not a function because the x value 5 has 2 outputs.

Answer

Yes its a function cause all the numbers have lines

Answer

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

Answer

No it's not a function because the y value 5 has 2 inputs.

Question 3

Is this table a function and how can you tell?

Accepted Answer

No it's not a function because the x value 5 has 2 outputs.

Answer

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

Answer

No it's not a function because the y value 4 repeated

Answer

No it isn't a function because the x value 2 is repeated

Question 4

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

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

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

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

Question 5

Question 5.

Accepted Answer

Not a Function

Answer

Function

Question 6

Does the graph represent a function?

Accepted Answer

No, because the vertical line test shows there are repeating input values

Answer

Yes, because the vertical line test shows there are no repeating input values

Question 7

Does this mapping diagram represent a function?

Accepted Answer

Yes, for each input there is only one output

Answer

No, multiple inputs result in the same output

Question 8

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 9

Which graph is NOT a function?

Accepted Answer

Graph 1

Answer

Graph 2

Answer

Graph 3

Answer

Graph 4

Question 10

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 11

What is the domain of the mapping?

Accepted Answer

{-4, 1, 3, 7}

Answer

{2, 3, 8}

Answer

{ (-4, 3), (1, 8), (3, 2), (7, 3) }

Answer

{-4, 1, 2, 3, 7, 8}

Question 12

What is the range of the mapping?

Accepted Answer

{2, 3, 8}

Answer

{ (-4, 3), (1, 8), (3, 2), (7, 3) }

Answer

{-4, 1, 3, 7}

Answer

{-4, 1, 2, 3, 7, 8}

Topic 2.2 - Functions (domain, range, interval notation)

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