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If f''(x) =- f(x) and g(x) = f'(x) and F...

If f''(x) =- f(x) and g(x) = f'(x) and `F(x)=(f((x)/(2)))^(2)+(g((x)/(2)))^(2)`
and given that F(5) =5, then F(10) is

A

0

B

5

C

10

D

25

Text Solution

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The correct Answer is:
B
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