Functions | Algebra 1 | 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. **Unit guides are here!** Power up your classroom with engaging strategies, tools, and activities from Khan Academy’s learning experts. [**PDF**](https://bit.ly/4fqqpRR)
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.
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Learn algebra with interactive lessons and practice problems on Khan Academy.
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Math: Get ready courses; Get ready for 3rd grade; Get ready for 4th grade; Get ready for 5th grade; Get ready for 6th grade; Get ready for 7th grade; Get ready for 8th grade
Unit 8: Functions - 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.
Unit 7: Functions (part 1) - Khan Academy
Unit 7: Functions (part 1) Our mission is to provide a free, world-class education to anyone, anywhere. Khan Academy is a 501 (c) (3) nonprofit organization. Donate or volunteer today!
Algebra 1 - Khan Academy
The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a function; Exponential models; and Quadratic equations, functions, and graphs.
Relations and functions (video) | Khan Academy
Checking if an equation represents a function. Does a vertical line represent a function? Recognize functions from graphs. Recognizing functions from verbal description.
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Learn about the concept of functions and see examples of various kinds of functions.
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