Question

(1sobre2) • 2 elevado a -3

Answer 1

olá
 (1/2).2-3
1/2.1/8= 1/16

Answer 2

$\frac{1}{2} *2^{-3} = \frac{1}{2} * \frac{1}{2^{3}} = \frac{1}{2} * \frac{1}{8} = \boxed{\frac{1}{16}}$