| x |
| x2+x+1 |
| x2 |
| x4+x2+1 |
| a2 |
| 1-2a |
| a2 |
| 1-2a |
| x |
| x2+x+1 |
| 1 |
| 2 |
| x2 |
| x4+x2+1 |
| a2 |
| 1-2a |
| a2 |
| 1-2a |
(x+
| ||||
(x+
|
| a2b2c2 |
| a3+b3+c3 |
| 1 |
| a3 |
| 1 |
| b3 |
| 1 |
| c3 |
| 18x2 |
| 12x3 |
| 2 |
| x-1 |
| x+1 |
| 1-x |
| x2-4x |
| x2-8x+16 |
| 4 |
| 2-a |
| a |
| a-2 |
| 3x |
| x-1 |
| x |
| x+1 |
| x2-1 |
| x |
| x-1 |
| x2-4x+4 |
| x2-4 |
| x2-1 |
| 4a2-4ab+b2 |
| 2a-b |
| 1 |
| 2 |
| x+2 |
| x2-2x |
| x-1 |
| x2-4x+4 |
| x-4 |
| x |
| 1 |
| x |
| x2-1 |
| x |
| 12 |
| a2-9 |
| 2 |
| a-3 |
| x+2 |
| x-2 |
| 4 |
| x2-4x+4 |
| x |
| x-2 |
| 2 |