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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 10, 2021
 #1
avatar+74 
+1

\((-\infty, -8)\cup(-8,-2)\cup(-2,\inf)\)

 
.
 Feb 10, 2021

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