noahbertella noahbertella

25-08-2017
Mathematics

contestada

Given f(x) = x^2 – 4x – 2 and g(x) = 2x^2 + 4x + 9, find (f – g)(x).

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Banabanana Banabanana

25-08-2017

(f – g)(x) = x² - 4x - 2 - (2x² + 4x + 9)
(f – g)(x) = x² - 4x - 2 - 2x² - 4x - 9
(f – g)(x) = -x² - 8x - 11

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