Question

(1/4)^x-1 < 1/4^2 Inequação Exponencial

Answer 1

$( \frac{1}{4} )^{x-1}\ \textless \ ( \frac{1}{4} )^2 \\ \\ como~~a~~base~~est\'a~~entre~~0~~e~~1 \\ inverte~~o~sinal~~de~~\ \textless \ ~~para~~\ \textgreater \ \\ \\ x-1\ \textgreater \ 2 \\ x\ \textgreater \ 2+1 \\ x\ \textgreater \ 3 \\ \\ S=\{x\in R/x\ \textgreater \ 3\}$