[tex] \huge \bf༆ Answer ༄[/tex]
The domain of given function is All real numbers
[tex] \sf \: f(x) = { \bigg( \dfrac{1}{4} \bigg) }^{x} [/tex]
For each value of x the function is defined.
Example -
The value is [tex] \sf\frac{1}{4}[/tex]
The value is 4
[tex]꧁ \: \large \frak{Eternal \: Being } \: ꧂[/tex]