Is it a Function?

Front

Does this mapping diagram represent a function?

Back

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

Front

Which set of values is not a function?

Back

(3,4) (4,-3) (7,4) (3, 8)

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

Is this graph a function or not a function?

Back

Not a Function.

Front

Does this mapping diagram represent a function?

Back

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

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is the vertical line test?

Back

A method to determine if a graph represents a function; if a vertical line crosses the graph more than once, it is not a function.

Front

Can a function have the same output for different inputs?

Back

Yes, a function can have the same output for different inputs.

Front

What is an example of a function?

Back

f(x) = x + 2 is a function because each input x has one output.

Front

What is a non-function?

Back

A relation where at least one input has multiple outputs.