Oct. 17 - Homework A.2C/3D/5A/12AE

Is this a function?

• Function
• Not a Function

• Function
• Not a Function

Is this table a function or not a function? 

• Function
• Not a Function

Is this mapping a function or not a function? 

• Function
• Not a Function 

Is this table a function or not a function? 

• Function
• Not a Function 

In order to join an online learning community, there is a $20 startup fee and a $5 monthly fee. Write an equation in slope-intercept form that models this situation

• y=5x + 20

• y= 20x + 5

Joshua conducted an experiment where he dropped rocks of the same size into a jar of water. He measured the height of the water after every five rocks. The table shows the results of his experiment. Which linear equation best represents the data shown in the table?

• y = 0.1x + 5

• y = 10x + 5

• y = 5x + 5

• y = 0.5x + 5

• A

• B

• C

• D

• A
• B
• C
• D

• A
• B
• C
• D