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关注：1
2013-05-23 12:21
求翻译：我清楚数学计算过程，但是我不理解当a,b变化时，结果是相反数是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
我清楚数学计算过程，但是我不理解当a,b变化时，结果是相反数
问题补充： |
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2013-05-23 12:21:38
I know the process of mathematical calculation, but I do not understand when a, b changes, the result is the opposite number
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2013-05-23 12:23:18
It is clear to me mathematical calculation process, but I do not understand when A, B, the result is the opposite of change
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2013-05-23 12:24:58
My clear mathematical computation process, but I did not understand when a, b change, the result is the inverse
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2013-05-23 12:26:38
I know math, but I don't understand when a,b changes, the result is instead
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2013-05-23 12:28:18
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