8th Grade F.B.1 - F.B.4

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)

Is this mapping a function or not a function? 

• Function
• Not a Function 

Is this table a function and how can you tell?

• Yes its a function because there are not variables for missing numbers
• No it's not a function because the y value 4 repeated
• No it isn't a function because the x value 2 is repeated
• No it's not a function because the x value 5 has y values of  10 & 12

What is the rate of change (slope) to rent a raft from Water's Edge Rafts?

• $6 per hour
• $5 per hour
• $1 for 6 hours
• $1 for 5 hours

What is the rate of change (slope) to rent a raft from Ryan's Rafts?

• $15 per hour
• $2.25 per hour
• $17.25 per hour
• $1 per hour

Which company shows a greater rate of change?

• Water's Edge Rafts
• Ryan's Rafts

Which panda is growing faster?

• Mochi
• Kappa
• Po the dragon warrior
• Jack Black

Who is losing weight faster?

• Valerie
• Oscar
• Mrs. Conte
• They are losing the same amount of weight

Linear or Nonlinear?

• Linear

• Non-Linear

Linear or Nonlinear?

• Linear

• Non-Linear