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Please need help with arithmetic functions!!!

Please need help with arithmetic functions!!!-example-1

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The answer is C. -x^2+4x+6

Step-by-step explanation

The notation itself suggests that you have to subtract the g(x) from f(x). Thus,


(f - g)(x) = 4x + 1 - (x^(2) - 5) \\ (f - g)(x) = 4x + 1 - x^(2) + 5 \\ (f - g)(x) = - x^(2) + 4x + 6
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