\[\boxed{\text{1311.\ }\text{еуроки}\text{-}\text{ответы}\text{\ }\text{на}\text{\ }\text{пятёрку}}\]
\[y = x + \frac{1}{x},\ \ x \neq 0\]
| \[x\] | \[- 2\] | \[- 1\] | \[1\] | \[2\] | \[3\] | \[4\] | \[\frac{1}{2}\] | \[- \frac{1}{2}\] |
|---|---|---|---|---|---|---|---|---|
| \[y\] | \[- 2,5\] | \[- 2\] | \[2\] | \[2,5\] | \[3\frac{1}{3}\] | \[4\frac{1}{3}\] | \[2,5\] | \[- 2,5\] |
