Functions Relations

This is a one-to-many relation. Is it a function??

• Function

• Not a Function

Which relation shows a function?

• A

• B

• C

• D

Is this mapping a function or not a function? 

• Function

• Not a Function

Is this mapping a function or not a function? 

• Function

• Not a Function 

A set of ordered pairs is called what?

• Coordinates

• Relation

• Function

• Vertical Line Test

Which relation is NOT a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}

• {(2,7), (3,7), (4,7), (5,8)}

• {(1,-5), (-1,6), (1,5), (6,-3)}

• {(3,-2), (5,-6), (7,7), (8,8)}

All of the y values or outputs are called what?

• Domain

• Range

• Relation

• Function

Find the slope of the line.

• 1/2

• -1/2

• 2

• -2

Find the slope of the line.

• 1/4

• -1/4

• -4

• 4

What does 'b" represent in y=mx+b

• y-intercept

• macaroni

• nothing

• slope