
Functions | Algebra 1 | Math | Khan Academy
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! …
Functions | Algebra (all content) | Math | Khan Academy
This topic covers: - Evaluating functions - Domain & range of functions - Graphical features of functions - Average rate of change of functions - Function combination and composition - …
Functions | College Algebra | Math | Khan Academy
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.
What is a function? (video) | Functions | Khan Academy
Functions assign a single output for each of their inputs. In this video, we see examples of various kinds of functions.
Equations vs. functions (video) | Functions | Khan Academy
Equations and functions are not the same thing, but they can be related in several ways. Watch Jesse Roe and Sal talk about the difference between equations and functions.
Rational functions (video) - Khan Academy
What are rational functions? How do we plot them? What is their domain and range? Let's find out. We break down the definition of the function given in set-builder form and plot the graph …
Linear equations, functions, & graphs | Khan Academy
Test your understanding of Linear equations, functions, & graphs with these 22 questions.
Review: Functions (article) - Khan Academy
We've defined the functions for you, because we thought they'd be useful, and now it's up to you to decide what custom functions you want to use in your own programs.
Absolute value equations, functions, & inequalities | Khan Academy
This topic covers: - Solving absolute value equations - Graphing absolute value functions - Solving absolute value inequalities
Transformations of functions | College Algebra - Khan Academy
Once we know a handful of parent functions, we can transform those functions to build related functions. Geometry swoops in as we translate, reflect, and dilate the graphs, working back …