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  1. Adding and subtracting functions (article) | Khan Academy

    See how we can add or subtract two functions to create a new function. Just like we can add and subtract numbers, we can add and subtract functions. For example, if we had functions f and g , we …

  2. Adding functions (video) | Functions | Khan Academy

    You could view f plus g as a new function that's created by adding the other two functions. But when you view it like this-- so this is really what we have to find. Then, you just have to add these two …

  3. 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.

  4. 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 …

  5. Transformations of functions: FAQ (article) | Khan Academy

    When we shift a function horizontally, we are moving the entire graph of the function left or right. This is done by adding or subtracting a constant from the function's input.

  6. Intro to adding & subtracting rational expressions - Khan Academy

    To add or subtract two numerical fractions with the same denominator, we simply add or subtract the numerators, and write the result over the common denominator.

  7. Sunrise - Khan Academy

    /** My profile: http://www.khanacademy.org/profile/Indigo1567 **/ draw = function() { var skyBackground = function() { noStroke(); var c1 = color(0, 50, 150);

  8. Free Math Worksheets - Khan Academy Blog

    Mar 15, 2021 · Add and subtract within 100 Add and subtract within 1,000 Money and time Measurement Data Geometry 3rd grade Intro to multiplication 1-digit multiplication Addition, …

  9. Syntax: sentences and clauses | Grammar | Khan Academy

    Add variety to your writing by using different sentence structures to organize ideas. This lesson covers simple, compound, complex, and compound-complex sentences.

  10. Algebra 2 (TX TEKS) | Math | Khan Academy

    Aligned with the Texas Essential Knowledge and Skills (TEKS), this Algebra 2 course strengthens understanding of functions, equations, inequalities, and data models.