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25 January, 22:57

What is the discriminant of the polynomial below 9x2 - 18x + 9?

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  1. 25 January, 23:43
    0
    The quadratic polynomial is

    9x² - 18x + 9

    When compared to the standard form ax² + bx + c, the coefficients of the given polynomial are

    a = 9, b = - 18, c = 9

    The discriminant is

    D = b² - 4ac = (-18) ² - 4 (9) (9) = 0

    Answer: 0
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