把33,45,49,56,60,70,66,84,77九个数分成三组乘积相等
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![把33,45,49,56,60,70,66,84,77九个数分成三组乘积相等](/uploads/image/z/191180-20-0.jpg?t=%E6%8A%8A33%2C45%2C49%2C56%2C60%2C70%2C66%2C84%2C77%E4%B9%9D%E4%B8%AA%E6%95%B0%E5%88%86%E6%88%90%E4%B8%89%E7%BB%84%E4%B9%98%E7%A7%AF%E7%9B%B8%E7%AD%89)
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把33,45,49,56,60,70,66,84,77九个数分成三组乘积相等
把33,45,49,56,60,70,66,84,77九个数分成三组乘积相等
把33,45,49,56,60,70,66,84,77九个数分成三组乘积相等
194040
=49*60*66
=45*77*56
=33*70*84
具体的方法就是按照因子来分.
33,84,70
45,56,77
60,66,49