Question

Решите неравенство
$0.5 ^{x} leq 2 sqrt{2$

Answer 1

$0.5 ^{x} leq 2 sqrt{2}\\2^{-x} leq 2^{1+0.5}\\2^{-x} leq 2^{1.5}\\-x leq 1,5\\x geq -1,5$