Functions Vocabulary

Front

What does it mean to evaluate an expression?

Back

To find the value of an expression when a variable is replaced by a given number.

Front

What is a function?

Back

A relation where each input has only one output.

Front

What is the vertical line test?

Back

A method of determining whether a graph represents a function or not.

Front

What is the domain of a function?

Back

The set of all possible input values of a function.

Front

What is the range of a function?

Back

The set of all possible output values of a function.

Front

What is a one-to-one function?

Back

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

Front

What is a relation in mathematics?

Back

A set of ordered pairs, typically representing a relationship between two sets.

Front

What is the difference between domain and range?

Back

Domain refers to input values, while range refers to output values of a function.

Front

What does it mean for a function to be linear?

Back

A function that can be graphically represented as a straight line.

Front

What is the slope-intercept form of a linear equation?

Back

The form y = mx + b, where m is the slope and b is the y-intercept.