Fill in the missing values in the table.
| x | f(x) |
| 2 | 0 |
| 1.5 | 0.5 |
| 1.1 | 0.9 |
| 1.01 | ??? |
| 1.001 | ??? |
| 0.999 | ??? |
| 0.99 | ??? |
| 0.9 | ??? |
| 0.5 | 1.5 |
| 0 | 2 |
| x | f(x) |
| 2 | 0 |
| 1.5 | 0.5 |
| 1.1 | 0.9 |
| 1.01 | 0.99 |
| 1.001 | 0.999 |
| 0.999 | 1.001 |
| 0.99 | 1.01 |
| 0.9 | 1.1 |
| 0.5 | 1.5 |
| 0 | 2 |
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