Define, Evaluate, and Compare Functions

Function A is represented by the equation. Function B is represented by the graph. What is the rate of change of Function A?

• 5

• 3/2

• 2/3

• 0, 5

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Function A is represented by the table. Function B is represented by the equation y = 3x - 4. Which function has the greatest rate of change?

• Function A because it has a rate of change of 1/2 and Function B has a rate of change of 1/3.

• Function B because it has a rate of change of 3 and Function A has a rate of change of 2.

• Function B because it has a rate of change of -4 and Function A has a rate of change of -10.

• Function A because it has a rate of change of 10/7 and Function B has a rate of change of 3.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Function A is represented by the equation. Function B is represented by the graph. What is the rate of change of Function B?

• 0, 1

• 3/2

• 2/3

• 0, -1

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which function has the greater rate of change?

• Function A because 4/3 is greater than 2.

• Function B because 1/2 is greater than 1/4.

• Function A because 4 is greater than 2.

• Neither. They both have a rate of change equal to 4.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Function A is represented by the equation. Function B is represented by the graph. Which function has the greater rate of change?

• Function A

• Function B

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which train travels at a greater rate of speed?

• Train A

• Train B

Tags

CCSS.8.EE.B.5

Valerie and Oscar are contestants on the Biggest Loser. Valerie's weight loss progress is represented by the function W = 235 - 2.5t, where W is her weight in pounds and t is the time in weeks.

Oscar's weight loss progress is represented by the table. Who weighed more at the beginning of the show?

• Valerie

• Oscar

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Valerie and Oscar are contestants on the Biggest Loser. Valerie's weight loss progress is represented by the function W = 235 - 2.5t, where W is her weight in pounds and t is the time in weeks. Oscar's weight loss progress is represented by the table. Who is losing weight faster?

• Valerie

• Oscar

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Does the graph shown represent just a relation or a function?

• Relation

• Function

Which panda is growing faster?

• Mochi

• Kappa

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9