Answer:
Rational
Step-by-step explanation:
[tex]2^{-3}[/tex] simplifies to [tex]\frac{1}{8}[/tex].
Therefore, it is rational.
[tex]2^{-3}\\\\\text {Apply negative exponent rule: } a^{-n} = \frac{1}{a^n} \\2^{-3}= \frac{1}{2^3}\\ \rightarrow 2^3 = 2*2*2=8\\\boxed{2^{-3}=\frac{1}{8}}[/tex]
Brainliest Appreciated.