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\frac{x+10}{x-8}=0;\\
1)x<8:\\
\frac{x-10}{x-8}>0;\\
2)90;\\
\frac{x-10}{x-8}<0: \ x\in\left(8;10\right)\\
" alt="\frac{x-10}{x-8}<0;\\
D(f):x-8\neq0;\ \ x\neq8;\ \ x\in\left(-\infty;8\right)\bigcup\left(8;+\infty\right);\\
x-10=0;\ \ x=10==>\frac{x+10}{x-8}=0;\\
1)x<8:\\
\frac{x-10}{x-8}>0;\\
2)90;\\
\frac{x-10}{x-8}<0: \ x\in\left(8;10\right)\\
" align="absmiddle" class="latex-formula">
Ответ: