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17 March, 22:59

If f (x) = 2x2 - 5 and g (x) = 3x + 3, find (f - g) (x).

A. 3x - 2x2 - 2

B. 2x2 - 3x - 2

C. 2x2 - 3x-8

D. - x² - 8

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Answers (2)
  1. 17 March, 23:14
    0
    The answer is C-2x2-3x-8
  2. 17 March, 23:18
    0
    2x^2 - 3x - 8

    Step-by-step explanation:

    f (x) = 2x^2 - 5

    g (x) = 3x + 3,

    (f - g) (x) = 2x^2 - 5 - (3x + 3)

    Distribute the minus sign

    (f - g) (x) = 2x^2 - 5 - 3x - 3

    Combine like terms

    = 2x^2 - 3x - 8
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