Functions or Not Functions Flashcard

Front

Is this mapping a function or not a function?

Back

Function

Tags

CCSS.8.F.A.1

Front

Is this graph a function or not a function?

Back

Function

Front

What is the definition of function?

Back

Every input has only ONE output.

Tags

CCSS.8.F.A.1

Front

Which ordered pair could you add to the following list of points to create a function? (3, 5) (4, 9) (2, 5)

Back

(1, 9)

Tags

CCSS.8.F.A.1

Front

Is this mapping a function or not a function?

Back

Not a Function

Tags

CCSS.8.F.A.1

Front

What is a function?

Back

A relation where each input has exactly one output.

Tags

CCSS.8.F.A.1

Front

What is an example of a function?

Back

The equation y = 2x + 3 is a function.

Tags

CCSS.8.F.A.1

Front

What is a non-function?

Back

A relation where at least one input has multiple outputs.

Tags

CCSS.8.F.A.1

Front

How can you tell if a graph represents a function?

Back

Use the vertical line test; if a vertical line crosses the graph more than once, it's not a function.

Front

What is the domain of a function?

Back

The set of all possible input values (x-values).