log 3 𝑥 > 1 ${\displaystyle {\log }_{3}x>1^{}}$

log 3 𝑥 < − 1 ${\displaystyle {\log }_{3}x<-1^{}}$

log 3 𝑥 > − 1 ${\displaystyle {\log }_{3}x>-1^{}}$

log 3 𝑥 < 1 ${\displaystyle {\log }_{3}x<1^{}}$

( 0 ; 1 3 ) ${\displaystyle {\left(0;\frac{1}{3}\right)}^{}}$

( 0 ; 3 ) ${\displaystyle {\left(0;3\right)}^{}}$

( 1 3 ; + ∞ ) ${\displaystyle {\left(\frac{1}{3};+\infty \right)}^{}}$

( 3 ; + ∞ ) ${\displaystyle {\left(3;+\infty \right)}^{}}$