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let f(x)=(lncosx)/{(1+x^2)^(1/4)-1} if x...

let `f(x)=(lncosx)/{(1+x^2)^(1/4)-1}` if `x > 0` and `f(x)=(e^(sin4x)-1)/(ln(1+tan2x))` if `x < 0` Is it possible to difine `f(0)` to make the function continuous at `x=0`. If yes what is.the value of `f(0)`, if not then indicate the nature of discontinuity.

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