81 \\ \frac{1}{9} - 3x > 81 \\ 1 - 27x > 729 \\ 27x < 728 \\ x < \frac{728}{27} \\ x < 26 \frac{26}{27} " alt=" {( \frac{1}{3} )}^{2} - 3x > 81 \\ \frac{1}{9} - 3x > 81 \\ 1 - 27x > 729 \\ 27x < 728 \\ x < \frac{728}{27} \\ x < 26 \frac{26}{27} " align="absmiddle" class="latex-formula">
х принадлежит (-бесконечность;26 26/27)