Unit 5 Mid Unit Algebra

Determine the average rate of change between the points (4, 9) and (7, 5).

• 1.3

• -1.3

• 0.75

• -0.75

Determine the rate of change and interpret what the rate of change means in context of the table.

• 2

• 0.5

• Balloons cost $2 each

• 2 balloons cost $1

• Balloons are $0.50 each

Function M shows Mary's age, function J shows John's age. Select the option that is NOT true.

• m(2) < j(2)

• m(5) = j(5)

• j(1) < j(6)

• m(9) > m(7)

Solve f(x) = -1

• -2

• -1

• 0

• 1

• 2

Determine f(-1).

• -10

• -7

• -4

• -1

• 2

Determine f(4).

• 0.5

• 16

Explain the meaning of f(4) = 16.

• The height is 16 feet at 4 seconds.

• The height is 4 feet at 16 seconds.

What is the slope of the line in the image?

A tree planted today has a height of 5 feet and grows one foot each month.

Is the height of the tree a function of the number of months?

If this is a function, is it a linear or nonlinear function?

Draw a graph of Lin’s distance as a function of time for this situation:

Lin walked a half-mile to school at a constant rate. Five minutes after arriving at school, Lin realized that she had left her permission slip at home. Lin began sprinting home, but when she was halfway there she got tired and walked the rest of the way.

Label the axes appropriately. You do not have to include numbers on the axes or the coordinates of points on your graph.

Use your cursor to draw on the image below.

• I feel Confident that I can draw a graph describing a similar situation.

• I got this!

• I have no clue where to begin but believe I can do it.

• I will take the 0 on the question.