| x2-5x+6 |
| x2+x-6 |
| 2x2+4x-7 |
| x2+2x+3 |
| 2x-1 |
| x+1 |
| 2-x |
| x2-5x+6 |
| x2+x-6 |
| x-3 |
| x+3 |
| 6 |
| x+3 |
| 6 |
| x+3 |
| 6 |
| x+3 |
| 6 |
| 5 |
| x2-5x+6 |
| x2+x-6 |
| 6 |
| 5 |
| 6 |
| 5 |
| 2x2+4x-7 |
| x2+2x+3 |
| 13 |
| (x+1)2+2 |
| 2x2+4x-7 |
| x2+2x+3 |
| 9 |
| 2 |
| 2x-1 |
| 2x-1 |
| t2+2t+1 |
| 2 |
| 1 |
| 2 |
| 2x-1 |
| 1 |
| 2 |
| x+1 |
| 2-x |
| x+1 |
| 2-x |
3+2
|
3+2
|
| 1 |
| 2 |
| 9 |
| 4 |
| 9 |
| 4 |
| 3 |
3+2
|
| 6 |
| 3 |
| 6 |
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