| 1 |
| 3ab |
| 1 |
| 9a2 |
| 1 |
| a2-3a |
| 1 |
| a2-9 |
| 1 |
| 2x-2 |
| 1 |
| (x-1)2 |
| 1 |
| (x-1)2 |
| 1 |
| x2-1 |
| 3 |
| (x-1)(x-2) |
| 1 |
| 3ab |
| 3a |
| 9a2b |
| 1 |
| 9a2 |
| b |
| 9a2b |
| 1 |
| a2-3a |
| a+3 |
| a(a+3)(a-3) |
| 1 |
| a2-9 |
| a |
| a(a+3)(a-3) |
| 1 |
| 2x-2 |
| x-1 |
| 2(x-1)2 |
| 1 |
| (x-1)2 |
| 2 |
| 2(x-1)2 |
| 1 |
| (x-1)2 |
| (x+1)(x-2) |
| (x-1)2(x+1)(x-2) |
| 1 |
| x2-1 |
| (x-1)(x-2) |
| (x-1)2(x+1)(x-2) |
| 3 |
| (x-1)(x-2) |
| 3(x+1)(x-1) |
| (x-1)2(x+1)(x-2) |
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