bigjerry bigjerry

09-08-2019
Mathematics

contestada

If f(x) = 7x- 3 and g(x) = x2 - 4x- 8, find (f+ 9%).
A. (f+9)(x) = x2 – 3x - 5
B. (f+g)(x) = 8x2 - 4x- 11
C. (*+ g)(x) = x2 - 11x-5
D. (f+g)(x) = x2 + 3x-11

Respuesta :

Gasaqui Gasaqui

12-08-2019

Answer:

option D

Step-by-step explanation:

f(x) = 7x- 3

g(x) = x2 - 4x- 8

we have

(f+g)(x)= 7x- 3 +x2 - 4x- 8

(f+g)(x)= x2+ 3x- 11

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