Verified Answer :

Panoyin

f(x) = 3x + 9
g(x) = 5x²

(f + g)(x) = (3x + 9) + 5x²
(f + g)(x) = 3x + 9 + 5x²
(f + g)(x) = 5x² + 3x + 9

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Answer:

\(5x^2 + 3x +9\)

Step-by-step explanation:

\(f(x) = 3x + 9\\g(x) = 5x^2\)

\((f+g)(x)\\f(x) + g(x)\)

\(3x+9 + 5x^2\)

\(5x^2 + 3x +9\)

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