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  1. 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.

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

    Actually, on a Cartesian plane, we only use the domain and range of real numbers (not rational numbers), so we do not include imaginary numbers. These are not on our normal Cartesian (x-y) …

  3. Determine the domain of functions (practice) | Khan Academy

    Determine the domain of a function according to the algebraic limitations of that function.

  4. 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.

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

    Domain and range from graph VA.Math: A.F.1.a, AFDA.AF.2.a VA.Math.2023: A.F.1.a, AFDA.AF.2.a Google Classroom

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

    This topic covers: - Evaluating functions - Domain & range of functions - Graphical features of functions - Average rate of change of functions - Function combination and composition - Function …

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

    So what's is the domain? 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. So …

  8. Domain and range of quadratic functions (video) | Khan Academy

    Determine the domain and range of the function f of x is equal to 3x squared plus 6x minus 2. So, the domain of the function is: what is a set of all of the valid inputs, or all of the valid x values for this …

  9. Examples finding the domain of functions - Khan Academy

    - [Instructor] In this video, we're gonna do a few examples finding domains of functions. So let's say that we have the function f of x is equal to x plus five over x minus two.

  10. Worked example: domain & range of piecewise linear functions

    Finding the domain and range of a piecewise function where each segment is linear.