Find an equation for the given function.f(x) = x2 - 
x - 4; g(x) = x3 - 
x2 + xFind (f + g)(x).
A. (f + g)(x) = x3 - 
x2 - 
x - 4
B. (f + g)(x) = 2x3 - 3x2 - 3x
C. (f + g)(x) = x3 - 
x2 - 
x - 4
D. (f + g)(x) = 2x3 - 
x2 - 3x
Answer: A
Mathematics
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