If f(x) = x/2 - 3 and g(x) = 4x^2 + x - 4, find (f +g)(x). A. 4x^2 + 3/2 x -1 B. 4x^2 + 3/2 x -7 C. 4x^2 + 1/2 x -1 D. 6x^2 -7 Apex Functions!

asked Jan 16, 2023 83.7k views

1 vote

If f(x) = x/2 - 3 and g(x) = 4x^2 + x - 4, find (f +g)(x).

A. 4x^2 + 3/2 x -1
B. 4x^2 + 3/2 x -7
C. 4x^2 + 1/2 x -1
D. 6x^2 -7

Apex Functions!

by Jaye

4.0k points

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6 votes

Answer: B

Explanation:

$(f+g)(x)=f(x)+g(x)\\\\=(x)/(2)-3+4x^2 +x-4\\\\=4x^2 +(3x)/(2)-7$

CMoreira answered Jan 22, 2023

4.9k points

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