0 \\ - x {}^{2} + 6x > 0 \\ - ( - x {}^{2} + 6x) < - 0 \\ x {}^{2} - 6x < 0 \\ x(x - 6) < 0 \\" alt="6x - x {}^{2} > 0 \\ - x {}^{2} + 6x > 0 \\ - ( - x {}^{2} + 6x) < - 0 \\ x {}^{2} - 6x < 0 \\ x(x - 6) < 0 \\" align="absmiddle" class="latex-formula">
x € (0;6)