三个未知数,三个方程a2+b2=r2(a-1)2=r2(a-1)2+(b-2)2=(r+1)2结果我知道,就是不知道怎么算,
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![三个未知数,三个方程a2+b2=r2(a-1)2=r2(a-1)2+(b-2)2=(r+1)2结果我知道,就是不知道怎么算,](/uploads/image/z/559768-40-8.jpg?t=%E4%B8%89%E4%B8%AA%E6%9C%AA%E7%9F%A5%E6%95%B0%2C%E4%B8%89%E4%B8%AA%E6%96%B9%E7%A8%8Ba2%2Bb2%3Dr2%28a-1%292%3Dr2%28a-1%292%2B%28b-2%292%3D%28r%2B1%292%E7%BB%93%E6%9E%9C%E6%88%91%E7%9F%A5%E9%81%93%2C%E5%B0%B1%E6%98%AF%E4%B8%8D%E7%9F%A5%E9%81%93%E6%80%8E%E4%B9%88%E7%AE%97%2C)
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