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The function f(x) is defined for all rea...

The function f(x) is defined for all real x. If `f(a+b)=f(ab) AA a and b and f(-1/2)= -1/2`, then f(2009) equals

A

-2009

B

2009

C

`-1/2`

D

`-2000/2`

Text Solution

Verified by Experts

The correct Answer is:
C
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