If {f}({x})={\log (1+{ax})-\log (1-{bx})}/{{x}} when {x} \\neq0, {f}({x})={k} when {x}=0 and {f}({x}) is continuous at {x}= 0, then the value of k = ?

UPSC NDA Math Model Paper 3

Question : 112 of 120

Marks: +1, -0

If f(x)=

log(1+ax)−log(1−bx)

when x≠0,f(x)=k when x=0 and f(x) is continuous at x= 0, then the value of k = ?

Go to Question:

Prev Question

Next Question