Ответ:
\[y = - x^{2} - 2x + 3 \Longrightarrow ветви\ \]
\[вниз\]
\[x_{0} = \frac{2}{- 2} = - 1;\ \ \]
\[y_{0} = - 1 + 2 + 3 = 4\]
\[( - 1;4).\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[3\] | \[0\] |

\[y = - x^{2} - 2x + 3 \Longrightarrow ветви\ \]
\[вниз\]
\[x_{0} = \frac{2}{- 2} = - 1;\ \ \]
\[y_{0} = - 1 + 2 + 3 = 4\]
\[( - 1;4).\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[3\] | \[0\] |
