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  • Lesson

    Quadratic equation

    Description
    Quadratic equationExample discriminant signs■ <0: x21⁄2■ =0: −4⁄3x24⁄3x−1⁄3■ >0: 3⁄2x21⁄2x−4⁄3A quadratic equation with real or complex coefficients has two solutions (or ...