Sagot :
The domain of the expression is all real numbers except where the expression is undefined.

Answer:
Interval Notation: ( − ∞ , ∞ )
Set-Builder Notation: { x | x ∈ R }
Step-by-step explanation:
The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefine,.
Interval Notation: ( − ∞ , ∞ ) -
Set-Builder Notation: { x | x ∈ R }-
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