Let f (x + y) = f(x ). f( y ) for all x ...

Let f (x + y) = f(x ). f( y ) for all x and y . If f (3 ) = 3 and f ' (0) =11, then f'(3 ) is equal to a)11 b)22 c)33 d)44

A

11

B

22

C

33

D

44

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The correct Answer is:

C

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