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5 December, 12:00

What is the polynomial function of 5, - 2,-1

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  1. 5 December, 15:41
    0
    x = 5

    x = - 2

    x = - 1

    x-5 = 0

    x+2 = 0

    x+1 = 0

    (x-5) (x+2) (x+1) = 0

    (x²-3x - 15) (x+1) = 0

    x³-3x²-15x-x²-3x-15

    x³ - 4x² - 18x - 15
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