题目内容
计算:
÷(x+2-
)=______.
| 3-x |
| 2x-4 |
| 5 |
| x-2 |
| 3-x |
| 2x-4 |
| 5 |
| x-2 |
| -(x-3) |
| 2(x-2) |
| x2-4-5 |
| x-2 |
=
| -(x-3) |
| 2(x-2) |
| x-2 |
| (x+3)(x-3) |
=-
| 1 |
| 2x+6 |
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题目内容
| 3-x |
| 2x-4 |
| 5 |
| x-2 |
| 3-x |
| 2x-4 |
| 5 |
| x-2 |
| -(x-3) |
| 2(x-2) |
| x2-4-5 |
| x-2 |
| -(x-3) |
| 2(x-2) |
| x-2 |
| (x+3)(x-3) |
| 1 |
| 2x+6 |