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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. Functions | 8th grade math (FL B.E.S.T.) | Khan Academy

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

  4. Worked example: Evaluating functions from equation

    If you're talking about evaluating functions, then it works the exact same way as evaluating algebraic expressions. Replace all instances of the variable with its substituted value, and …

  5. Graphs, attributes, and applications of functions | Khan Academy

    Functions come to life when we look at their graphs. In this unit, we’ll explore how features like symmetry, discontinuities, and intervals reveal deeper insights into function behavior.

  6. Functions: Quiz 1 - Khan Academy

    Review the following recommended lessons to help you learn: {list of lessons covered by quiz}

  7. Intro to JS: Drawing & Animation | Khan Academy

    Functions Make your code more reusable by grouping it into functions. Use parameters and return values to pass information in and out of your functions.

  8. Cell parts and functions (article) | Khan Academy

    Review your understanding of cell parts and functions in this free article aligned to NGSS standards.

  9. Functions: Quiz 3 | Recognizing functions | Khan Academy

    Review the following recommended lessons to help you learn: {list of lessons covered by quiz}

  10. Piecewise linear functions (article) | Khan Academy

    In this lesson, you will calculate different rates of change of a piecewise linear function using a graph and interpret those rates of change in context. You will also create a model of a …