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Let f be a twice differentiable function...

Let `f` be a twice differentiable function such that `f^(prime prime)(x)=-f(x),a n df^(prime)(x)=g(x),h(x)=[f(x)]^2+[g(x)]^2dot` Find `h(10)ifh(5)=11`

A

0

B

9

C

11

D

None of these

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