Is it a function?

Front

Is the relation a function? Why?

Back

No, because the x-value 11 has two y-values pair with it.

Front

Is this set of ordered pairs a function or not a function? {(1,5),(1,7),(3,9),(4,11)}

Back

Not a Function

Front

What is the definition of a function?

Back

Every input has only ONE output.

Front

Is the relation {(2,3),(2,4),(5,6)} a function?

Back

No, because the x-value 2 has two y-values pair with it.

Front

Is this mapping a function or not a function? {(1,2),(2,3),(3,4)}

Back

Function

Front

What is a function?

Back

A relation where each input is paired with exactly one output.

Front

Can a function have the same output for different inputs?

Back

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

Front

Is the relation {(1,2),(2,3),(3,2)} a function?

Back

Function

Front

What is an example of a function?

Back

f(x) = x + 2 is a function.

Front

What is a non-example of a function?

Back

f(x) = { (1,2), (1,3) } is not a function.