algebra

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find a quadratic function that fits the set of data points (1,4) (-1,6) (-2,16)

  • algebra -

    ax^2 + bx + c = y
    plug in your points:

    a + b + c = 4
    a - b + c = 6
    4a - 2b + c = 16

    a = 3
    b = -1
    c = 2

    y = 3x^2 - x + 2

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