1.

Let f(x) be defined for allx gt 0and be continuous Let f(x)satisfiesf((x)/( y)) = f(x)- f(y )for all x,y and f(e) = 1Then

Answer»

F(x) is BOUNDED
`f(1/x) RARR 0` an `x rarr 0`
`XF(x) rarr 1` as `x rarr 0`
`f(x)=log_(e)x`

Answer :D


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