| x2+2x |
| x-3 |
| x2-4x+4 |
| x3-4x |
| x |
| 3-x |
| x-3 |
| x+3 |
| 6x |
| x2-9 |
| 1 |
| x2-9 |
| 2008 |
| 2008 |
| 2008 |
| 2008 |
| 2008 |
| x(x+2) |
| x-3 |
| (x-2)2 |
| x(x+2)(x-2) |
| x |
| 3-x |
| x-2 |
| x-3 |
| x |
| x-3 |
| x-2-x |
| x-3 |
| 2 |
| x-3 |
| 2 |
| 7-3 |
| 1 |
| 2 |
| x-3 |
| x+3 |
| 6x |
| x2-9 |
| 1 |
| x2-9 |
| (x-3)2+6x |
| (x+3)(x-3) |
| 2008 |
| 2008 |
| 2008 |
| 2008 |
科目:初中數學 來源: 題型:
| x |
| x+1 |
| 1 |
| x2-1 |
| 3 |
| 1 |
| x-2 |
| x-1 |
| 2-x |
|
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