About this unit A function is like a machine that takes an input and gives an output. Let's explore how we can graph, analyze, and create different types of functions. Unit guides are here! Power up your …

Functions assign a single output for each of their inputs. In this video, we see examples of various kinds of functions.

This topic covers: - Evaluating functions - Domain & range of functions - Graphical features of functions - Average rate of change of functions - Function combination and composition - Function …

Practice Comparing linear functions word problems Get 3 of 4 questions to level up!

If you're talking about evaluating functions, then it works the exact same way as evaluating algebraic expressions. Replace all instances of the variable with its substituted value, and simplify using the …

Learn about rational functions with Khan Academy's comprehensive tutorials and interactive exercises designed to enhance your understanding of Algebra 2 concepts.

The range of a function is the set of all possible outputs the function can produce. Some functions (like linear functions) can have a range of all real numbers, but lots of functions have a more limited set of …

Create functions that match one variable to the other in a two-variable equation. Functions are written using function notation.

Worked example: domain and range from graph Domain and range from graph Domain and range of parent functions Domain and range of parent functions

Functions Make your code more reusable by grouping it into functions. Use parameters and return values to pass information in and out of your functions.