graychr4
graychr4 graychr4
  • 23-02-2021
  • Mathematics
contestada

10. Given f(x) = 3x2 – 3x + 5 and g(x) = -7x + 4, find (f - g)(x).
A. 3x2 - 10x + 9
B. 3x2 + 4x + 9
C. 3x2 - 10x + 1
D. 3x2 + 4x + 1

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 23-02-2021

Step-by-step explanation:

(f - g)(x)

= f(x) - g(x)

= (3x² - 3x + 5) - (-7x + 4)

= 3x² - 3x + 5 + 7x - 4

= 3x² + 4x + 1. (D)

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