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Let f(x) be a quadratic expression which...

Let f(x) be a quadratic expression which is positive for all ral x and g(x) = f(x) + f'(x) + f''(x), then for any real x,

A

`g(x) lt 0`

B

`g(x) gt 0`

C

`g(x) = 0`

D

`g(x) ge 0`

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The correct Answer is:
B
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