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If for all values of x and y , `f(x+y) =f(x) f(y) and f(5) =2, f'(0)=3,` then the value of `f'(5)` is-

A

4

B

5

C

6

D

3

Text Solution

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The correct Answer is:
C
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CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 2
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  15. If f(x) = cos [pi ^(2)] x+cos [-pi^(2)]x, thenthe value of f ((pi)/(2)...

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  19. The differential coefficient of the function f (x) =|x-1| + |x-3| at ...

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