Quadratic Function - Roots

Roots

Further information: Quadratic equation

The roots (zeros) of the quadratic function

are the values of x for which f(x) = 0.

When the coefficients a, b, and c, are real or complex, the roots are

where the discriminant is defined as

Read more about this topic:  Quadratic Function

Famous quotes containing the word roots:

    “April is the cruellest month, breeding
    Lilacs out of the dead land, mixing
    Memory and desire, stirring
    Dull roots with spring rain.”
    —T.S. (Thomas Stearns)

    “The roots of the grass strain,
    Tighten, the earth is rigid, waits—he is waiting—

    And suddenly, and all at once, the rain!”
    —Archibald MacLeish (1892–1982)

    “A good word is as a good tree—
    its roots are firm,
    and its branches are in heaven;
    it gives its produce every season
    by the leave of its Lord.”
    —Qur’An. Abraham 14:29-30, ed. Arthur J. Arberry (1955)