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

\[y(x) = 16\]
\[x^{2} = 16\]
\[x = \pm 4.\]
\[y = x^{2}\]
| \[x\] | \[- 2\] | \[- 1\] | \[0\] | \[1\] | \[2\] |
|---|---|---|---|---|---|
| \[y\] | \[4\] | \[1\] | \[0\] | \[1\] | \[4\] |

\[y(x) = 16\]
\[x^{2} = 16\]
\[x = \pm 4.\]