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Let f(x)=1/2[f(xy)+f(x/y)] " for " x,y i...

Let `f(x)=1/2[f(xy)+f(x/y)] " for " x,y in R^(+)` such that f(1)=0,f'(1)=2.`
f'(3) is equal to

A

`1/3`

B

`2/3`

C

`1/2`

D

`1/4`

Text Solution

Verified by Experts

The correct Answer is:
b
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ARIHANT MATHS-FUNCTIONS-Exercise (Passage Based Questions)
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