Question

resolva a equaçao exponencial
(1/2)^x=2

Answer 1

Basta resolver usando propriedade da potência ... 



$(\frac{1}{2} )^{x}=2 \\\\\\( \frac{1}{2} )^{x}=( \frac{1}{2} )^{-1}\\\\\\ent\~ao...\\\\\\\boxed{\boxed{\boxed{x=-1}}}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ok$