Ответ:
\[y = \sqrt{x}\]
| \[x\] | \[9\] | \[4\] | \[1\] | \[0\] |
|---|---|---|---|---|
| \[y\] | \[3\] | \[2\] | \[1\] | \[0\] |

\[\lbrack 4;7\rbrack\]
\[y_{\min} = 2\]
\[y_{\max} = \sqrt{7}\]
\[y = \sqrt{x}\]
| \[x\] | \[9\] | \[4\] | \[1\] | \[0\] |
|---|---|---|---|---|
| \[y\] | \[3\] | \[2\] | \[1\] | \[0\] |

\[\lbrack 4;7\rbrack\]
\[y_{\min} = 2\]
\[y_{\max} = \sqrt{7}\]