If f(x)= \frac{\log (1+a x)-\log (1-b x)}{x} for x \neq 0 and f(0)=k and f(x) is continuous at x=0 then k is equal to

Manipal Entrance Test 2018 Math Paper

Question : 26 of 70

Marks: +1, -0

If f(x)=

log(1+ax)−log(1−bx)

for x≠0 and f(0)=k and f(x) is continuous at x=0 then k is equal to

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