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If f(x)={(x^nsin(1/(x^2)),x!=0), (0,x=0...

If `f(x)={(x^nsin(1/(x^2)),x!=0), (0,x=0):}`, `(n in I)`, then (a) `lim_(xrarr0)f(x)` exists for `n >1` (b) `lim_(xrarr0)f(x)` exists for `n<0` (c) `lim_(xrarr0)f(x)` does not exist for any value of `n` (d) `lim_(xrarr0)f(x)` cannot be determined

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