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  1. Khan Academy | Khan Academy

    Oops. Something went wrong. Please try again. Uh oh, it looks like we ran into an error. You need to refresh. If this problem persists, tell us.

  2. 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.

  3. Introduction to functions | Algebra 1 (TX TEKS) - 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 create, graph, and analyze different types of functions. Unit guides are here! Power up your …

  4. Evaluating composite functions (video) | Khan Academy

    Sal evaluates (h⚬g)(-6) for g(x)=x²+5x-3 and h(y)=3(y-1)²-5.

  5. Khan Academy | Khan Academy

    Opa. Algo deu errado. Por favor, tente novamente. Ah não, parece que ocorreu um erro. Você precisa atualizar. Se o problema persistir, fale conosco.

  6. Evaluate functions | Algebra (practice) | Khan Academy

    Evaluate functions for specific inputs given the formula of the function. Functions are written using function notation.

  7. 可汗学院 | 可汗学院 - Khan Academy

    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。

  8. Identify composite functions (practice) | Khan Academy

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

  9. Khan Academy | Khan Academy

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

  10. Funções | Álgebra intermediária (parte 1) - Khan Academy

    Uma função é como uma máquina que recebe uma entrada e retorna uma saída. Vamos explorar como podemos representar graficamente, analisar e criar diferentes tipos de funções.