将1.4,0.33,3.5,0.3,0.75,0.39,14.3,16.9这8个数分成两组(每组4个数),应该怎样分才能保证两组4个数的乘积相等
问题描述:
将1.4,0.33,3.5,0.3,0.75,0.39,14.3,16.9这8个数分成两组(每组4个数),应该怎样分才能保证两组4个数的乘积相等
答
16.9×0.33×1.4×0.75=14.3×0.39×3.5×0.3