Key Terminologies

Topic: Functions

Term Definition
Input The value you give to the function (also called the domain element).
Output The result you get after applying the function (also called range).
Domain All possible input values (x-values).
Range All possible output values (y-values).
Function Rule The formula that describes how inputs are transformed into outputs.
f(x) Function notation; read as “f of x.”

Functions

Basic Mathematics

 What is a Function? Key Terminologies Function vs. Relation Ways to Represent a Function Types of Functions Linear Functions Evaluating a Function Finding Domain and Range The Vertical Line Test Composite Functions (Intro Concept) Inverse Functions (Intro Concept) Real-Life Examples of Functions Function Table Practice Example Function Notation vs Equation Summary Table