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20 December, 15:06

Write y = x^2 - 2x + 20 in vertex form.

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Answers (2)
  1. 20 December, 15:28
    0
    The vertex form of a quadratic function is given by. f (x) = a (x - h) ² + k

    f (x) = x² - 2x + 20

    f (x) = x² - 2x + 1 + 19

    f (x) = (x-1) ² + 19
  2. 20 December, 18:53
    0
    f (x) = (x-1) ² + 19 is the answer
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