
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! Power up your …
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 by connecting …
Functions | Integrated math 1 | Khan Academy
In this unit, we learn about functions, which are mathematical entities that assign unique outputs to given inputs. We'll evaluate, graph, analyze, and create various types of functions.
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
Rearranging to solve for the variable you want to measure, you get a function (as long as there's not multiple outputs for any input)! Functions involve anything with an independent and dependent …
Functions | Algebra (all content) | Math | Khan Academy
Inputs and outputs of a function Learn Worked example: matching an input to a function's output (equation) Worked example: matching an input to a function's output (graph) Worked example: two …
Equations vs. functions (video) | Functions | Khan Academy
Many functions are equations. But, they don't have to be. If you have a set of ordered pairs where each x-value relates to only one y-value, then you have a function. For example: { (2,5); (3,8); (5,7); (-3,6) …
Functions: FAQ (article) - Khan Academy
A function is a mathematical rule that matches inputs to outputs. We can think of it like a machine: put a number in, the machine does some calculations, and out pops a corresponding number.
Brain: Parts & functions (Fore, mid & hind) - Khan Academy
Let's learn the functions & parts of fore, mid & hindbrain. Created by Mahesh Shenoy.
Nonlinear functions | Lesson (article) | Khan Academy
A function takes an input and produces an output. In function notation, f (x) , f is the name of the function, x is the input variable, and f (x) is the output.