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Using function notation to describe rules (part 1) Learn Worked example: Evaluating functions from equation

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

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 logarithmic …

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

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

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。

Have you ever wondered what it takes to make drawings come to life? Well, we have to speak to our computer in a special language. In this unit, we learn how to use the programming language …

Evaluate functions for specific inputs given the graph of the function.

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