Ответ:
\[y = - \frac{6}{x}\]
| \[x\] | \[0\] | \[1\] | \[2\] | \[3\] | \[- 1\] | \[- 2\] | \[- 3\] |
|---|---|---|---|---|---|---|---|
| \[y\] | \[-\] | \[- 6\] | \[- 3\] | \[- 2\] | \[6\] | \[3\] | \[2\] |

\[\lbrack 1;3\rbrack\ \]
\[y_{\min} = - 6\]
\[y_{\max} = - 2\]
\[y = - \frac{6}{x}\]
| \[x\] | \[0\] | \[1\] | \[2\] | \[3\] | \[- 1\] | \[- 2\] | \[- 3\] |
|---|---|---|---|---|---|---|---|
| \[y\] | \[-\] | \[- 6\] | \[- 3\] | \[- 2\] | \[6\] | \[3\] | \[2\] |

\[\lbrack 1;3\rbrack\ \]
\[y_{\min} = - 6\]
\[y_{\max} = - 2\]