About 312,000 results
Open links in new tab
  1. Functions | Algebra 1 | Math | 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 graph, analyze, and create different types of functions. Unit guides are here! …

  2. Functions | College Algebra | Math | Khan Academy

    A function is like a machine that takes an input and gives an output. Let's explore how we can graph, analyze, and create different types of functions.

  3. What is a function? (video) | Functions | 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 …

  4. 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 - …

  5. Equations vs. functions (video) | Functions | Khan Academy

    Many functions are equations. But, they don't have to be. If you have a set of ordered pairs where each x-value relates to only one y-value, then you have a function. For example: { (2,5); (3,8); …

  6. Linear equations, functions, & graphs | Khan Academy

    This topic covers: - Intercepts of linear equations/functions - Slope of linear equations/functions - Slope-intercept, point-slope, & standard forms - Graphing linear equations/functions - Writing …

  7. Algebra 1 | Math | Khan Academy

    The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a …

  8. Functions | Integrated math 1 - Khan Academy

    In this unit, we learn about functions, which are mathematical entities that assign unique outputs to given inputs. We'll evaluate, graph, analyze, and create various types of functions.

  9. Worked example: Evaluating functions from equation | Algebra …

    The function notation allows us to specify what function and input(s) we are using in math statements, making things more orderly and concise especially when you are dealing with …

  10. Advanced function types | College Algebra | Math | Khan Academy

    Let's use the building blocks of simpler function types to explore functions that zig-zag or twist across the screen. Come explore the weird and wonderful world of absolute value graphs, …