U3: Comparing Linear Functions

U3: Comparing Linear Functions

Finding the Rate of Change

• Make a table with two of the points

• Turn on its side

• Subtract

• Simplify the Slope

Multiple Choice

When writing an equation of a function, the rate of change is...

• the number being added or subtracted

• The number without the variable

• the number next to the x

• the "x"

Multiple Choice

Who has the greater rate of change?

• CJ has a greater rate of change with 13/2

• Holland has a greater rate of change with 6

• CJ has a greater rate of change with 2/13

• They have the same rate of change.

Multiple Choice

Who has the greater rate of change?

• Smith has the greater rate of change with 5/4
• Harmon has the greater rate of change with 7/2
• Smith has the greater rate of change with 4/5
• They have the same rate of change.

Multiple Choice

Who has the greater rate of change?

• Tyler has the greater rate of change with 2/3
• Aubri has the greater rate of change with 3/2
• Tyler has the greater rate of change with 3/2
• They have the same rate of change.

Multiple Choice

Who has the greater rate of change?

• Braden has the greater rate of change with 60/3
• Omar has the greater rate of change with 100
• Braden has the greatest rate of change with 60
• They both have the same rate of change

Multiple Choice

Who has the greater rate of change?

• Hunter has the greater rate of change.
• Casey has the greater rate of change 
• They have the same rate of change

Multiple Choice

What is the rate of change for the following graph?

• 80
• 20
• 40
• 160

Multiple Choice

What is the y-intercept?

• (0,7)
• (0, 0)
• (0,1)
• (0, 2)

Multiple Choice

Write an equation for the line

• y = 50x
• y = 20x
• y = 0.02x
• y = 0.2x

Multiple Choice

Write an equation for the table.

• y = 0.4x
• y = 025x
• y = 4x
• y = 0.04x

Multiple Choice

What is the initial value of the points below?

• (3, 0)

• (1, 3)

• (4, 0)

• (0, 4)

Multiple Choice

Lee charges $3 for a basket and $2.50 for each pound of fruit picked at the orchard. Write an equation for the total cost of x pounds of fruit from the orchard.

• y = 3x + 2.5
• y = 2.50x + 3
• y = 2.50x 
• y = 3x + 2.50

Multiple Choice

Dave owns a lawn business. He charges $10 per hour and a $25 dollar disposal fee. What is the correct equation Dave would use to find out how much to charge his customers?

• y = 25x + 10
• x = 25y + 10
• y = 10x +25
• x = 10y + 25