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Let f(x) be a quadratic expression, whic...

Let f(x) be a quadratic expression, which is positive for all real x. If `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) le 0`

D

`g(x) ge 0`

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The correct Answer is:
B
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