Comparing Different Types of Functions

The cost of Nate’s service is described by y = 4x + 6. The table shows the cost of Beth’s service. Which service is cheaper for 8 movies in one month?

• Beth's service ($38 vs. $40) is cheaper

• Nate’s service ($42 vs. $44) is cheaper

• Nate’s service ($38 vs. $40) is cheaper

• Beth's service ($42 vs. $44) is cheaper

Which company shows a greater rate of change?

• Water's Edge Rafts

• Ryan's Rafts

• A
• B
• C
• D

Is the function Linear or Nonlinear?

• Linear

• Nonlinear

• F
• G
• H
• J

What type of function does this represent?

• linear

• quadratic

• exponential

• none

• Function
• Not a Function

Is this table a function or not a function? 

• Function

• Not a Function

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Choose the relationship that fits the table, graph, and mapping diagram.

• {(-1,0), (0,1), (2,1), (3,4)}

• {(-2,-1), (-1,1), (2,3), (3,4)}

• {(-4,5), (-2,3), (0,1), (2,-1)}

• {(-2,-1), (-1,0), (0,-1), (2,-1)}