Question

(
${2}^{5} \times {2}^{ - 6} )^{ - 2}$
​

Answer 1

$x^n.x^m=x^{n+m}$

Sendo assim,

$(2^5.2^{-6})^{-2}=(2^{5+(-6)})^{-2}=(2^{-1})^{-2}=2^{-1.-2}=2^2=4$