MonotonicityMedium
Question
Let f(x) be a quadratic expression which is positive for all real values of x. If g(x) = f(x) + f′(x) + f″x), then for any real x -
Options
A.g(x) < 0
B.g(x) > 0
C.g(x) = 0
D.g(x) ≥ 0
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