Ответ:
\[y = 2x + 1\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[1\] | \[- 1\] |

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

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