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How many real numbers are not in the domain of the function$$f(x) = \frac{1}{x-64} + \frac{1}{x^2-64} + \frac{1}{x^3-64}~?$$

 Oct 23, 2020
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X can be anything except    64 , 8 , - 8 , cubrt(64)

 Oct 23, 2020

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