Determine whether on not the following limit exists. If, so compute the limit.

lim x->3 of sqrtx - 4 / x^3 +27

sqrt 3 - 4 / x^3 + 27 =
sqrt 3 -4 / 54 Is this correct?

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1. I think so but wondered if it meant

lim x --> -3
and
sqrtx - 4 /( x^3 +27)

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2. No its just 3

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