Answer:
The domain is the set of all real numbers.
Step-by-step explanation:
We know:
The root with an odd degree is exist for any real number.
The root with an even degree is exist for any non-negative real number.
The domain:
[tex]\sqrt[n]{a}[/tex]
is all real number if n is odd number.
is alle non-negative real number if n is even number.
