\[\boxed{\text{911\ (911).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[(0;1):\]
\[0 + 5 - 6 = 0\ \]
\[- 1 \neq 0\]
\[не\ решение.\]
\[(5;\ - 4):\]
\[5^{2} + 5 \cdot ( - 4) - 6 = 0\ \]
\[25 - 20 - 6 = 0\]
\[- 1 \neq 0\ \ \]
\[не\ решение.\]
\[(0;12):\]
\[0 + 5 \cdot 1,2 - 6 = 0\ \]
\[\ 0 = 0\]
\[решение.\]
\[( - 1;1):\]
\[( - 1)^{2} + 5 \cdot 1 - 6 = 0\ \]
\[1 + 5 - 6 = 0\]
\[0 = 0\]
\[решение.\]
\[(1;\ - 1):\]
\[1^{2} + 5 \cdot ( - 1) - 6 = 0\ \]
\[1 - 5 - 6 = 0,\]
\[- 10 \neq 0\]
\[не\ решение.\]
\[(0;1):\]
\[0 \cdot 1 + 0 = 0\ \ \]
\[0 = 0\]
\[решение.\]
\[(5;\ - 4):\]
\[5 \cdot ( - 4) + 5 = 0\]
\[- 20 + 5 = 0\]
\[- 15 \neq 0\]
\[не\ решение.\]
\[(0;12):\]
\[0 \cdot 1,2 + 0 = 0\]
\[\ 0 = 0\]
\[решение.\]
\[( - 1;1):\]
\[- 1 \cdot 1 - 1 = 0\ \]
\[- 2 \neq 0\]
\[не\ решение.\]
\[(1;\ - 1):\]
\[1 \cdot ( - 1) + 1 = 0\ \ \]
\[0 = 0\]
\[решение.\]