Relations vs. Functions

Does this mapping diagram represent a function?

• No, because an input value goes to multiple output values

• Yes, because each input goes to one and only one output

Tags

CCSS.8.F.A.1

The first number in an ordered pair is...

• the larger number.

• the origin.

• the x-coordinate.

• the y-coordinate.

Tags

CCSS.5.G.A.1

Is this mapping a function or not a function?

• Function

• Not a Function

Tags

CCSS.8.F.A.1

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)}

Tags

CCSS.8.F.A.1

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Functions have exactly one output for every input

• true

• false

Tags

CCSS.8.F.A.1

Is this a function?

• Yes

• No

Is this a function?

• Yes

• No

Is this a function?

• Yes

• No

Tags

CCSS.8.F.A.1

Is this a function?

• Yes

• No

Tags

CCSS.8.F.A.1