题目内容
| 1 |
| x2-3x |
| 2y |
| 9-x2 |
∵
=
,
=-
∴两分式的最简公分母为x(x+3)(x-3).
| 1 |
| x2-3x |
| 1 |
| x(x-3) |
| 2y |
| 9-x2 |
| 2y |
| (x+3)(x-3) |
∴两分式的最简公分母为x(x+3)(x-3).
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相关题目
题目内容
| 1 |
| x2-3x |
| 2y |
| 9-x2 |
| 1 |
| x2-3x |
| 1 |
| x(x-3) |
| 2y |
| 9-x2 |
| 2y |
| (x+3)(x-3) |