一道绝对值的题.@@@!若abc小于0,求a除以a的绝对值+b除以b的绝对值+c除以c的绝对值.能让我看懂.为什么a乘以b乘以c,负因数就是奇数个
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![一道绝对值的题.@@@!若abc小于0,求a除以a的绝对值+b除以b的绝对值+c除以c的绝对值.能让我看懂.为什么a乘以b乘以c,负因数就是奇数个](/uploads/image/z/13867858-10-8.jpg?t=%E4%B8%80%E9%81%93%E7%BB%9D%E5%AF%B9%E5%80%BC%E7%9A%84%E9%A2%98.%40%40%40%21%E8%8B%A5abc%E5%B0%8F%E4%BA%8E0%2C%E6%B1%82a%E9%99%A4%E4%BB%A5a%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC%2Bb%E9%99%A4%E4%BB%A5b%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC%2Bc%E9%99%A4%E4%BB%A5c%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC.%E8%83%BD%E8%AE%A9%E6%88%91%E7%9C%8B%E6%87%82.%E4%B8%BA%E4%BB%80%E4%B9%88a%E4%B9%98%E4%BB%A5b%E4%B9%98%E4%BB%A5c%2C%E8%B4%9F%E5%9B%A0%E6%95%B0%E5%B0%B1%E6%98%AF%E5%A5%87%E6%95%B0%E4%B8%AA)
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