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The function f(x)=(log(1+ax)-log(1-bx))/...

The function `f(x)=(log(1+ax)-log(1-bx))/x` is not defined at x =0. The value which should be assigned to f(x) at x=0, So that it is continuous at x=0 is

A

a-b

B

a+b

C

log a+ log b

D

none of these

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The correct Answer is:
B
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