relations, functions and function notation

Front

What are all of the x values or inputs called?

Back

Domain

Front

If g(x) = 3x + 1, what is g(2)?

Back

7

Front

What is the range of the graph R = { 2,3,-5,-3,-3,-5}?

Back

R = {-5, -3, 3}

Front

What are all of the y values or outputs called?

Back

Range

Front

What is the definition of a function?

Back

A function is a relation that assigns exactly one output for each input.

Front

What is the definition of a relation?

Back

A relation is a set of ordered pairs, where each pair consists of an input and an output.

Front

What is function notation?

Back

Function notation is a way to denote functions using symbols, typically f(x), g(x), etc.

Front

What does the term 'input' refer to in functions?

Back

The input refers to the value that is put into a function, usually represented by x.

Front

What does the term 'output' refer to in functions?

Back

The output refers to the value that comes out of a function after processing the input, usually represented by y.

Front

How do you find the value of a function at a specific point?

Back

Substitute the specific point into the function's equation.