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If `f` is twice differentiable function for `x in R` such that `f(2)=5,f'(2)=8` and `f'(x) ge 1,f''(x) ge4` , then

A

`f(5) +f'(5 ) ge 28`

B

`f(5) le 10`

C

`f(5) +f'(5 ) le 26`

D

`f(5) +f'(5 ) le 20`

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A
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