计算:(1/24m²-1/6n²)除以1/48(m-2n)
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计算:(1/24m²-1/6n²)除以1/48(m-2n)
计算:(1/24m²-1/6n²)除以1/48(m-2n)
计算:(1/24m²-1/6n²)除以1/48(m-2n)
(1/24m²-1/6n²)除以1/48(m-2n)
=1/24(m^2-4n^2)X48/(m-2n)
=2(m-2n)/(m+2n)(m-2n)
=2/(m+2n)