Identify where the function is increasing.

− 4 < x < 1 -\ 4<x<1 − 4 < x < 1

x < − 4 , x > 1 x\ <-4\ \ \ \ \ ,\ \ \ \ x\ >1 x < − 4 , x > 1

− 6 < x < − 2 -6<x<-2 − 6 < x < − 2

x < − 6 , x > − 2 x<-6\ \ \ \ ,\ \ \ x\ >-2 x < − 6 , x > − 2

The temperatures in NYC were tracked in this graph. What does the point (3, 50) represent?

On the third day, it was 50 degrees F.

It was only 3 degrees F on day 50.

The temperature rose 3 degrees on day 50.

List the types of intervals that the graph demonstrates in order.

increasing, constant, decreasing, constant

decreasing, constant, increasing, constant

increasing, decreasing, constant

increasing, constant, increasing, constant

Which statement is true about this function?

The function is never decreasing

The function is always increasing

The function increases at the same rate between the interval x=11:00 and x=13:00

Arcadia Inc. manufactures videogames. This is a graph showing the profit, in thousands of dollars, made by the company over the first six months of the year. Which statement about the company's profits is incorrect ?

The profit decreased from April to June.

The profits increased from January to February.

The largest profit for the six-month period was $275,000.

The smallest profit for the six-month period was $150,000.

Interpret the y -intercept of the graph.

About 8% of those polled used a social networking site in February 2005.

All those polled used a social networking site 8 months after February 2005.

No one used a social networking site in February 2005.

There were 8 social networking sites in February 2005.

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.

Describe the situation.

Sales decrease quickly at a constant rate, and then increase slowly at a constant rate.

Sales stay constant, then decrease at a constant rate, and increase slowly.

Interpreting Graphs of Functions

Authored by Jennifer Marshall

Mathematics

9th Grade

CCSS covered

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Interpreting Graphs of Functions

Over which interval of time is this person returning home?

How long did it take Sam to get to school?

How long did Sam sit on the bench and wait for the bus?

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

What is happening in this graph from point A to B? HINT: Look at the axis labels.

Describe the bus’s motion from A-B

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.
How much water was in the tub when she bathed her dog?

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.
When did she turn off the water faucet?

Lin uses an app to graph the charge on her phone.
When did her phone start losing charge?

Lin uses an app to graph the charge on her phone.
When did her phone get back to a full charge?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Interpreting Graphs of Functions

Over which interval of time is this person returning home?

How long did it take Sam to get to school?

How long did Sam sit on the bench and wait for the bus?

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

What is happening in this graph from point A to B? HINT: Look at the axis labels.

Describe the bus’s motion from A-B

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.How much water was in the tub when she bathed her dog?

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub. When did she turn off the water faucet?

Lin uses an app to graph the charge on her phone.When did her phone start losing charge?

Lin uses an app to graph the charge on her phone.When did her phone get back to a full charge?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.
How much water was in the tub when she bathed her dog?

Elena filled up the tub and gave her dog a bath. Then she let the water out of the tub.
When did she turn off the water faucet?

Lin uses an app to graph the charge on her phone.
When did her phone start losing charge?

Lin uses an app to graph the charge on her phone.
When did her phone get back to a full charge?