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

\[y( - 2) = - 4;\]
\[y(1) = - 1;\]
\[y(3) = - 9.\]
\[y = {- x}^{2}\]
| \[x\] | \[- 2\] | \[- 1\] | \[0\] | \[1\] | \[2\] |
|---|---|---|---|---|---|
| \[y\] | \[- 4\] | \[- 1\] | \[0\] | \[- 1\] | \[- 4\] |

\[y( - 2) = - 4;\]
\[y(1) = - 1;\]
\[y(3) = - 9.\]