Functions, Functions, Functions by Vons

Front

What are all of the y values or outputs in a function called?

Back

Range

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What is the domain of a function?

Back

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

Front

What is the range of a function?

Back

The set of all possible output values (y-values) for the function.

Front

How can you determine if a graph represents a function?

Back

Use the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.

Front

What does it mean if a table has repeated x-values?

Back

It means the relation is not a function.

Front

What does it mean if a table has repeated y-values?

Back

It does not affect whether the relation is a function; a function can have the same output for different inputs.

Front

Given f(x) = 3(6 - x), what is f(0)?

Back

18

Front

Given f(x) = 3(6 - x), what is f(6)?

Back

0

Front

What is a linear function?

Back

A function that graphs to a straight line, typically in the form f(x) = mx + b.