Representing Relations Extra Practice

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers used to represent a point in a coordinate system, typically written as (X,Y).

Front

In the ordered pair (4,9), what does the first number represent?

Back

The first number, 4, represents the input or x-coordinate.

Front

In the ordered pair (4,9), what does the second number represent?

Back

The second number, 9, represents the output or y-coordinate.

Front

How do you identify the output in a mapping diagram?

Back

The output is typically represented on the right side of the mapping diagram, corresponding to each input.

Front

What is the left grouping in a mapping diagram called?

Back

The left grouping is called the input.

Front

What is the purpose of a mapping diagram?

Back

A mapping diagram visually represents the relationship between inputs and outputs.

Front

How can you determine if a relation is a function from a mapping diagram?

Back

A relation is a function if each input is associated with exactly one output.

Front

What is the range of a relation?

Back

The range of a relation is the set of all possible outputs.

Front

What is the domain of a relation?

Back

The domain of a relation is the set of all possible inputs.

Front

How do you write the outputs of a relation in set notation?

Back

Outputs can be written in set notation as {output1, output2, output3, ...}.