The domain for f(x) and g(x) is the set of all real numbers.

1 answer:

6 0

Answer:

Step-by-step explanation:

note (f - g)(x) = f(x) - g(x) = 3x + 5 - x²

hence (f - g)(x) = - x² + 3x + 5 ← in standard form → D

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