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

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

See how we can multiply or divide two functions to create a new function. Just like we can multiply and divide numbers, we can multiply and divide functions. For example, if we had functions f …

可汗学院提供代数函数相关的课程和练习，帮助学生掌握代数知识。

Explora funciones algebraicas con lecciones y ejercicios gratuitos en Khan Academy. Mejora tus habilidades matemáticas de manera interactiva y accesible.

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Khan Academy's Algebra 2 course offers a comprehensive, engaging, and Common Core aligned learning experience covering advanced algebra topics for high school students.

Learn the skills that will set you up for success in polynomial operations and complex numbers; equations; transformations of functions and modeling with functions; exponential and …

Given a function, determine whether it's a composite function. If so, determine the "inner" and "outer" functions.