Вопрос:

Ответ:

\[y = 3x^{2} - 5\]

\[x\] \[- 1\] \[0\] \[1\] \[2\] \[3\] \[4\]
\[y = 3x² - 5\] \[- 2\] \[- 5\] \[- 2\] \[7\] \[22\] \[43\]

\[Среднее\ арифметическое:\]

\[\frac{- 2 + ( - 5) + ( - 2) + 7 + 22 + 43}{6} =\]

\[= \frac{- 9 + 72}{6} = \frac{63}{6} = \frac{21}{2} = 10,5.\]