Relations, Functions with Domain/Range, Rate Change , Dir Var

Front

What does the vertical line test determine about a graph?

Back

Whether the graph is a function.

Front

If two ordered pairs have the same y-coordinate, when graphing, where do they fall with respect to one another?

Back

Horizontally aligned.

Front

Function or not a function: (2, 3), (4, 5), (2, 6)

Back

Not a function.

Front

What is the domain of the relation: {(1, 2), (3, 4), (5, 6)}?

Back

{1, 3, 5}.

Front

Is y a function of x for the relation: {(1, 2), (1, 3)}?

Back

Not a function.

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is the range of the relation: {(2, 3), (4, 5), (6, 3)}?

Back

{3, 5}.

Front

What does it mean for a function to be linear?

Back

It can be represented by a straight line on a graph.

Front

What is the difference between domain and range?

Back

Domain is the set of all possible input values; range is the set of all possible output values.

Front

What is a one-to-one function?

Back

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