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  1. Zero of a function - Wikipedia

    In mathematics, a zero (also sometimes called a root) of a real -, complex -, or generally vector-valued function , is a member of the domain of such that vanishes at ; that is, the function …

  2. Zeros of a Function - Definition, Formula, Graph, Examples

    The zeros of a function are also called the roots of a function. We can find these zeros graphically as well by determining the x-intercepts of the graph. To determine the type of zeros of a …

  3. Root Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Root: Where a function equals zero. In this example, minus;2 and 2 are the roots of the function x2 minus; 4...

  4. Root -- from Wolfram MathWorld

    Dec 22, 2025 · The roots (sometimes also called "zeros") of an equation are the values of for which the equation is satisfied. Roots which belong to certain sets are usually preceded by a …

  5. What is a root in mathematics? - California Learning Resource ...

    Jan 30, 2025 · Formally, given a function f (x), a root (or a zero) of f (x) is a value a such that f (a) = 0. This definition extends beyond simple algebraic equations to encompass polynomial …

  6. Roots Definition - Calculus I Key Term | Fiveable

    In the context of functions, the roots of a function refer to the values of the independent variable (usually denoted as x) where the function equals zero. Roots are the points where the graph of …

  7. Calculus I - Functions - Pauls Online Math Notes

    Aug 13, 2025 · Function notation is nothing more than a fancy way of writing the y y in a function that will allow us to simplify notation and some of our work a little. Let’s take a look at the …