For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

D: {1, -3, -4,} R: {0, 1, 2, -4}

D: {0, 1, 2, 3, 4} R:{1, -3, -4}

D: {0, 1, 2, -4} R: {1, -3, -4, 1}

Is this table a function and how can you tell?

No it's not a function because the x value 5 has y values of 10 & 12

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

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

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

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 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

Which description matches this graph?

Jobs have fluctuated with the level of the pound.

Profits decreased sharply then remained steady.

Inflation has levelled out at an acceptable rate

Which description matches this graph?

Sales fell sharply then remained steady before decreasing.

Sales increased slowly before rocketing.

Prices decreased dramatically then slowly rose.

Profits hit rock bottom before increasing sharply.

Which description matches this graph?

Sales increased slowly at first before rising dramatically.

Sales started well then stayed the same.

Profits decreased dramatically then remained steady.

Profits decreased at first before rocketing.

Which description matches this graph?

Profits hit the rock bottom before increasing sharply.

There was a steep rise in sales of tennis shoes in 2017.

Sales of produce remained the same in recent years.

The price of GMO vegetables has shown a steady increase.

Choose the best situation for the graph.

A monkey swings from a high branch to a lower branch. He climbs along the branch. Then he jumps to a higher branch and takes a nap.

A car is moving at a constant speed for several minutes. When it approaches a red light, it slows down and comes to a stop.

A plant grows steadily and then has a growth spurt during the rainy season. It remains the same height for a while and then grows steadily again.

A family buys a fish tank and some fish. After two weeks, they buy some more fish. After two more weeks, they buy even more fish.

What happened during A to B point?

increasing speed at a constant rate

moving at 10 m/s 2 acceleration

What happened during C to D point?

increasing speed at a constant rate

What is happening in the graph between 30 and 40 minutes?

Sarah is travelling at a constant speed

Which situation might this graph describe?

Running part way across a football field, picking up a football, running back to the start

Driving to raleigh, stopping, and coming back home.

Running a mile, taking a break, running back home

Biking to a friends house, stay the night, bike back home.

Describe the bus’s motion from A-B

B)The bus's speed is remaining constant

D)The bus is beginning to slow down

Does the graph represent a function?

No, because there are repeating input values

Yes, because there are no repeating input values

Identify the input of the following relation

(-6,14), (0,32), (2,38), (4,44)

What is the output of the table?

{ (0, 0), (2, -4), (3, 3), (-2, 1) }

Is this table a function and how can you tell?

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

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

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

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

Function Practice

Authored by Amanda Welch

Mathematics

8th Grade

CCSS covered

Used 10+ times

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is it a function?

It IS a function.

It IS NOT a function

Tags

CCSS.8.F.A.1

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Function Practice

Is it a function?

Is it a function?

Is it a function?

Is it a function?

Is it a function?

Is it a function?

Is it a function?

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

Is this graph a function or not a function?

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