Reading Function Graphs

What conclusions can you draw from this graph?

• The deer population went down over time.

• The deer population went up over time.

• The dear population went up quickly, then down, but then stayed the same.

• There are less dear because of hunters

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

• Sarah is accelerating

• Sarah is not moving

• Sarah is slowing down

• Sarah is travelling at a constant speed

This graph shows Andre biking his bike.

What section(s) show that Andre stopped and rested?

• A and B

• B and C

• B and D

• A and C

The graph of the function for the amount of water in gallons, D, in a tank at time, t, is shown. What statement is true?

• The water is draining out because the line is decreasing.

• The water is draining out because the line is increasing.

• The water is filling up because the line is decreasing.

• The water is filling up because the line is increasing.

When did her phone start losing charge?

• 2 PM

• 10 PM

• 4 PM

• 8 PM

When did her phone get back to a full charge?

• 2 PM

• 10 PM

• 4 PM

• 8 PM

Which person is running the fastest?

• A

• B

• C

• Impossible to determine

Which function defines the graph?

• f(x) = |x - 4| + 3

• f(x) = |x - 3| + 4

• f(x) = |-x + 4| + 3

• f(x) = |x + 4| + 3

Which function is graphed? You can click the picture to zoom in!

• f(x) = 2|x - 4| - 3

• f(x) = ¹/₂ |x + 4| - 3

• f(x) = ¹/₂|x - 3| - 4

• f(x) = 2|x + 3| + 4

What is the equation of the graph below?

• f(x) = I x + 2 I 

• f(x) = I x + 2 I +2

• f(x) = I x - 2 I +2

• f(x) = I x - 2 I