Question

Which expression is the same as 2^-3

Answer 1

Answer:

$\frac{1}{8}$

Step-by-step explanation:

Using the rule of exponents

$a^{-m}$ = $\frac{1}{a^{m} }$, then

$2^{-3}$ = $\frac{1}{2^{3} }$ = $\frac{1}{8}$