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  1. How to find the range of a function (video) | Khan Academy

    The range of a function is the set of all possible outputs the function can produce. Some functions (like linear functions) can have a range of all real numbers, but lots of functions have a more limited set of …

  2. What is a function? (video) | Domain & range | Khan Academy

    Rearranging to solve for the variable you want to measure, you get a function (as long as there's not multiple outputs for any input)! Functions involve anything with an independent and dependent …

  3. Functions | Algebra (all content) | Math | Khan Academy

    Inputs and outputs of a function Learn Worked example: matching an input to a function's output (equation) Worked example: matching an input to a function's output (graph) Worked example: two …

  4. How to find the domain of a function (video) | Khan Academy

    The domain of a function is the set of all possible inputs for the function. For example, the domain of f (x)=x² is all real numbers, and the domain of g (x)=1/x is all real numbers except for x=0.

  5. Domain and range from graph (practice) | Khan Academy

    Given the graph of a function, determine its domain or range.

  6. How to find domain and range from a graph (video) | Khan Academy

    Finding the domain and the range of a function that is given graphically. Created by Sal Khan.

  7. Rational functions (video) - Khan Academy

    We break down the definition of the function given in set-builder form and plot the graph by connecting points on the cartesian plane. Domain and Range is calculated through visually observing the graph.

  8. Domain of advanced functions (video) | Khan Academy

    The domain of a function, you'll often hear it combined with domain and range. But the domain of a function is just what values can I put into a function and get a valid output.

  9. Function range word problems (article) | Khan Academy

    Learn how to determine reasonable range values for real-world situations. The range represents all possible outputs (or dependent values) that make sense in context. Then decide whether the range …

  10. Functions | TG Math Class 11 | Khan Academy

    Practice Check whether the relation is a function Get 3 of 4 questions to level up!