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What is the domain of the function

$$j(x) = \frac{1}{x+8} + \frac{1}{x^2+8} + \frac{1}{x^3+8}~?$$

Express your answer as a union of intervals.

 Feb 12, 2021
 #1
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The domain is (-inf,-8) U (-8,inf).

 Feb 13, 2021

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