Functions, Tables and Graphs

Is this graph a function or not a function? 

• Function 

• Not a Function

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

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

Which of these tables represent a function?

• A

• B

• C

• D

• all of the above

Does this describe a function?

• Function

• Not a Function

Does this table represent a function?

• Yes

• No

Is the graph pictured a function?

• Yes

• No

Which ordered pair is a solution of
the equation y=(1/2)x?

• (1, 2)

• (4, 1)

• (3, 6)

• (6, 3)

Which of the following situations
corresponds to this graph? 

• A bicyclist accelerates from a stop, travels at a constant speed, then slows to a stop.

• A car accelerates from a stop,
  travels at a constant speed, slows,
  and then travels at a slower speed.