Chapter 2A Test Review

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 table a function or not a function? 

• Function
• Not a Function

Is this table a function or not a function? 

• Function
• Not a Function 

Is this graph a function or not a function? 

• Function
• Not a Function

Is this graph a function or not a function? 

• Function 
• Not a Function

Is this graph a function or not a function? 

• Function
• Not a Function 

What is the correct slope-intercept form?

• y = mx + b

• y = mb + x

• y = x

• y = -mx + b

What would the slope of the graph be?

• Positive

• Negative

• 0

• Undefined

What kind of slope does the graph have?

• Positive

• Negative

• 0

• Undefined

What kind of slope does the graph have?

• Positive

• Negative

• 0

• Undefined