Answer:
Its option D
Explanation:
(f+g)(x)= 5x^2-2x+3x^2+x-4
=8x^2-x-4
Answer: (D) 8x² - x - 4
f(x) = 5x² - 2x
+ g(x) = 3x² + x - 4
(f+g)(x)= 8x² - x - 4
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