0 \\ x > - 8 \\ x - 5 > 0 \\ x > 5 \\ x + 10 > 0 \\ x > - 10 \\" alt="1)x^{3} - 25x = 0 \\ x(x^{2} - 25) = 0 \\ x = 0 \\ x = + - 5 \\ \\ 3)(x + 8) > 0 \\ x > - 8 \\ x - 5 > 0 \\ x > 5 \\ x + 10 > 0 \\ x > - 10 \\" align="absmiddle" class="latex-formula">